DR. JOHN P FLANAGAN M.D.
NPI 1326097106
Family Medicine in Grand Junction, CO
About Dr. John P Flanagan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN P FLANAGAN M.D. (NPI 1326097106) is an individual family medicine provider in Grand Junction, Colorado, licensed in Colorado (35103) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Connecticut School Of Medicine (1994).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. John P Flanagan M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show John Flanagan reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Grand Junction, CO 81506
- Reassigned Medicare billing, Colorado enrollment
- 64 clinicians in this Medicare group
Grand Junction, CO 81506
- Reassigned Medicare billing, Colorado enrollment
- Medicare enrollment name: St Marys Hospital And Medical Center Inc
- 117 clinicians in this Medicare group
Grand Junction, CO 81506
- Reassigned Medicare billing, Colorado enrollment
- 438 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 38
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 81506 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 20
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GRAND JUNCTION, CO 81506
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Flanagan's NPI number?
The NPI number for John Flanagan is 1326097106. It was assigned to this individual provider in the NPPES registry on May 9, 2006.
Where is John Flanagan located?
John Flanagan practices at 3150 N 12th St, Grand Junction, CO 81506. The listed phone number is (970) 245-1220.
What is John Flanagan's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is John Flanagan enrolled in Medicare?
Yes. John Flanagan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for John Flanagan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Flanagan reassigns Medicare benefits to 3 organizations: Primary Care Partners, Inc. (Grand Junction, CO), St Mary's Hospital And Medical Center, Inc (Grand Junction, CO) and Intermountain Medical Group Grand Junction, LLC (Grand Junction, CO). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Flanagan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Flanagan accept?
Health plans from Select Health list John Flanagan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for John Flanagan was last updated on October 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.