ANN MAC DONALD IMHOF MD
NPI 1922054790
Family Medicine in Thornton, CO
About Ann Mac Donald Imhof Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANN MAC DONALD IMHOF MD (NPI 1922054790) is an individual family medicine provider in Thornton, Colorado, licensed in Colorado (40988) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Colorado School Of Medicine, Denver (2000).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Ann Mac Donald Imhof Md 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
2Medicare enrollment records show Ann Imhof reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Denver, CO 80202
- Reassigned Medicare billing, Colorado enrollment
- 90 clinicians in this Medicare group
Lakewood, CO 80226
- Reassigned Medicare billing, Colorado enrollment
- 27 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 6
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 80233 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Ann Imhof's NPI number?
The NPI number for Ann Imhof is 1922054790. It was assigned to this individual provider in the NPPES registry on May 25, 2006.
Where is Ann Imhof located?
Ann Imhof practices at 2200 East 104 Avenue Suite 115, Thornton, CO 80233. The listed phone number is (303) 452-2766.
What is Ann Imhof's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Ann Imhof enrolled in Medicare?
Yes. Ann Imhof 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 Ann Imhof's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ann Imhof reassigns Medicare benefits to 2 organizations: Alpine Medical Group Colorado PLLC (Denver, CO) and Colorado Physician Partners, PLLC (Lakewood, 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 Ann Imhof's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ann Imhof accept?
Health plans from UnitedHealthcare list Ann Imhof 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 Ann Imhof was last updated on October 14, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Ann Mac Donald Imhof, MD · NPI 1922054790
Family Medicine physician in Thornton, Colorado. Individual provider, active in the CMS NPPES registry since May 25, 2006.
## Identity
- **NPI:** 1922054790 (Entity type: Individual)
- **Enumerated:** May 25, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 40988 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 2200 EAST 104 AVENUE, SUITE 115, Thornton, CO 80233
- **Phone:** (303) 452-2766 · **Fax:** (303) 252-8694
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Alpine Medical Group Colorado PLLC (NPI 1104501873, Denver, CO); Colorado Physician Partners, PLLC (NPI 1003256777, Lakewood, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Colorado School Of Medicine, Denver, class of 2000
## Record status
- **NPPES last updated:** October 14, 2020
- **Other identifiers:** Medicaid 56121873 (CO)
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Source: [NPI Profile](https://npiprofile.com/npi/1922054790) · Data from the CMS NPPES public registry.