About Kaiser Permanente Colorado Coverage in Westminster
Kaiser Permanente Colorado operates 2 distinct networks in Westminster, CO, with a combined in-network roster of 438 doctors across 47 medical specialties. Among the five largest insurers we track in Westminster, Kaiser Permanente Colorado ranks #5 by provider count, the leader is Aetna with 1,035 in-network doctors. Use this page to confirm a specific provider is in-network, understand which Kaiser Permanente Colorado networks have the widest reach in Westminster, and compare coverage against other major insurers before scheduling care.
Kaiser Permanente Colorado publishes its Westminster directory at the network level rather than the consumer-plan level. The labels on each row below (for example Kaiser Standard) are network identifiers, not the plan names printed on your member ID card. Your specific plan typically maps to one of these networks, but the mapping isn’t exposed in the federal filing. Match the doctor’s name first, then call the office with your member ID to confirm your plan is accepted.
Data is sourced from the federally-mandated CMS Transparency in Coverage filings that every insurer must publish monthly. Last refreshed June 30, 2026. Networks change between filings, so even when a doctor appears here we recommend calling their office with your member ID to confirm current network status before your visit.
Kaiser Permanente Colorado Networks in Westminster
Kaiser Permanente Colorado contracts with doctors at the network level in Westminster. Each network below is a contract; your specific plan (printed on your member ID) maps to one of them.
Kaiser Standard
Commercial
350
KP-CO-CHP
Medicaid
277
Top Specialties Accepting Kaiser Permanente Colorado
Kaiser Permanente Colorado’s Westminster network spans 47 distinct medical specialties. The mix reflects where the insurer has negotiated the deepest physician contracts. primary-care specialties and behavioral health tend to dominate, with surgical and sub-specialty networks typically narrower.
Click any specialty below to see a filtered list of just those in-network providers in Westminster, including ratings, locations, years of experience, and contact information. For specialties with fewer than 10 in-network providers, you’ll likely want to check nearby cities too. the section further down on this page has your geographic options.
Top Hospitals Serving Kaiser Permanente Colorado Patients in Westminster
Hospitals with the most Kaiser Permanente Colorado-network physicians practicing there. Large affiliation counts indicate that Kaiser Permanente Colorado has a durable relationship with the facility, which typically means smoother prior-authorizations for admissions, lab work, and follow-up care coordinated under one roof.
Hospital coverage is a separate contract from physician coverage. your Kaiser Permanente Colorado plan may cover a doctor who admits at Hospital X but classify the hospital itself as out-of-network, leaving you with a surprise facility bill. Before scheduling anything inpatient or procedural, call both the doctor’s office and the hospital billing line with your member ID to confirm both sides are in-network for the specific plan you hold.
Centura Health-st Anthony North Health Campus
Westminster, CO
Longmont United Hospital
Longmont, CO
Centura Health-st Anthony Hospital
Lakewood, CO
Good Samaritan Medical Center Llc
Lafayette, CO
Boulder Community Health
Boulder, CO
Longs Peak Hospital
Longmont, CO
Coverage Compared in Westminster
Side-by-side provider counts for the five largest commercial and government insurers tracked in Westminster. These numbers show raw network breadth. they don’t adjust for quality, specialty mix, or your specific plan’s tier structure, but they’re a useful first filter when choosing a carrier at open enrollment.
If Kaiser Permanente Colorado’s provider count looks limited for your needs, the alternatives below may fit better. Click any row to open that insurer’s Westminster provider list with the same filters, plan breakdown, and hospital affiliations that you’re seeing here.
Nearby Cities with Kaiser Permanente Colorado Coverage
Cities closest to Westminster where Kaiser Permanente Colorado has an in-network provider base of meaningful size. Useful if you’re willing to drive a short distance for a hard-to-find specialist, have two offices to choose between, or are planning a move inside the region.
The mileage figures are straight-line distances computed from average practice-address coordinates, not drive-time. Counts reflect each nearby city’s Kaiser Permanente Colorado network size. a small count doesn’t mean no coverage, just that your in-Westminster options are likely more plentiful.
Frequently Asked Questions
Common questions about Kaiser Permanente Colorado coverage in Westminster
How do I find an Kaiser Permanente Colorado in-network doctor in Westminster, CO?
Kaiser Permanente Colorado has 438 in-network providers across 47 medical specialties in Westminster. This list is compiled from federally-mandated CMS Transparency in Coverage filings, last verified June 30, 2026. Filter by specialty, plan type, gender, telehealth or experience above to narrow your search, then click any provider for full credentials and contact details. Always confirm coverage with your specific plan before scheduling.
Which hospitals in Westminster accept Kaiser Permanente Colorado?
Hospitals where Kaiser Permanente Colorado doctors most commonly practice in Westminster include CENTURA HEALTH-ST ANTHONY NORTH HEALTH CAMPUS, LONGMONT UNITED HOSPITAL, CENTURA HEALTH-ST ANTHONY HOSPITAL, GOOD SAMARITAN MEDICAL CENTER LLC. This is inferred from physician affiliations rather than direct insurer-hospital contracts, so confirm hospital network status separately with both your Kaiser Permanente Colorado plan and the hospital's billing department before scheduling any inpatient or surgical procedure. Even when a doctor is in-network, the hospital where they admit may not be.
Which medical specialties have the most Kaiser Permanente Colorado providers in Westminster?
Kaiser Permanente Colorado's Westminster network is largest in Family Practice (78), Physician Assistant (52), Nurse Practitioner (47). Primary care, behavioral health, and physical therapy tend to dominate insurer networks because high patient volumes drive deeper provider contracts. Surgical sub-specialties typically have narrower networks. Click any specialty in the section above to see a filtered list of those in-network providers.
How does Kaiser Permanente Colorado compare to other insurers in Westminster?
Kaiser Permanente Colorado ranks #5 of 6 major insurers tracked in Westminster by provider count, with 438 doctors. Aetna leads at 1,035 providers. Larger network size means more provider choice but doesn't guarantee that your specific doctor is in-network with any insurer. The Coverage Compared section above shows side-by-side counts for the top five carriers in Westminster.
Why don't I see specific Kaiser Permanente Colorado plan names like Bronze or Silver?
Kaiser Permanente Colorado files its Westminster provider directory at the network level rather than by consumer plan name. The labels above (such as Kaiser Standard) are the network identifiers Kaiser Permanente Colorado uses internally. Your specific plan, whether commercial group, Medicare, or Medicaid, maps to one of these networks but the federal filing format doesn't expose which plan goes with which network. To verify your exact plan covers a specific doctor, call the provider with your member ID handy.
How do I verify a doctor is in-network with Kaiser Permanente Colorado?
Three steps: first match the doctor's name against this list, second call the provider's office with your member ID to confirm they currently accept your specific Kaiser Permanente Colorado plan, and third check Kaiser Permanente Colorado's own member portal for the most authoritative real-time status. Networks change between monthly federal filings; our data was last refreshed June 30, 2026.
What if my doctor isn't listed here?
This list reflects Kaiser Permanente Colorado's submitted network data as of the last federal filing on June 30, 2026. Doctors join and leave networks between filings, so a current in-network provider may be missing if they joined recently. Call the doctor's office to ask whether they currently accept Kaiser Permanente Colorado, then check Kaiser Permanente Colorado's own member portal for confirmation.
When was this Kaiser Permanente Colorado data last updated?
The Kaiser Permanente Colorado Westminster provider list was last refreshed June 30, 2026. Doctor and network data come from the federally-mandated CMS Transparency in Coverage filings that every insurer must publish monthly. Refresh cadence: monthly for provider data, annually for marketplace and Medicare plans.
Related healthcare resources
Patient resources for Westminster Kaiser Permanente Colorado members.
Common health topics
Common medications
Common procedure costs
Data freshness
Last verified June 30, 2026 · Source: CMS Transparency in Coverage federal filings · Refresh cadence: monthly