DR. PETER C WITT MD
NPI 1255319877
Internal Medicine - Gastroenterology in Farmington, NM
About Dr. Peter C Witt Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. PETER C WITT MD (NPI 1255319877) is an individual gastroenterology provider in Farmington, New Mexico, licensed in New Mexico (MD2015-0843) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Presbyterian Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Other Identifiers 5
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. Peter C Witt 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
6Medicare enrollment records show Peter Witt reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Farmington, NM 87401
- Reassigned Medicare billing, New Mexico enrollment
- 368 clinicians in this Medicare group
Espanola, NM 87532
- Reassigned Medicare billing, New Mexico enrollment
- 2,331 clinicians in this Medicare group
Eureka, IL 61530
- Reassigned Medicare billing, Illinois enrollment
- 4,870 clinicians in this Medicare group
Freeport, IL 61032
- Reassigned Medicare billing, Illinois enrollment
- 391 clinicians in this Medicare group
Plover, WI 54467
- Reassigned Medicare billing, Wisconsin enrollment
- 935 clinicians in this Medicare group
Stevens Point, WI 54481
- Reassigned Medicare billing, Wisconsin enrollment
- 619 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 3
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Presbyterian Hospital
Acute Care Hospitals · Albuquerque, NMAspirus Stevens Point Hospital & Clinics, Inc.
Acute Care Hospitals · Stevens Point, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 87401 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 15
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 Peter Witt's NPI number?
The NPI number for Peter Witt is 1255319877. It was assigned to this individual provider in the NPPES registry on January 4, 2006.
Where is Peter Witt located?
Peter Witt practices at 630 W Maple St, Farmington, NM 87401. The listed phone number is (505) 609-6349.
What is Peter Witt's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Peter Witt enrolled in Medicare?
Yes. Peter Witt 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 Peter Witt's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Peter Witt reassigns Medicare benefits to 6 organizations: San Juan Regional Medical Center Inc (Farmington, NM), Presbyterian Healthcare Services (Espanola, NM), Advocate Health And Hospitals Corp. (Eureka, IL), Freeport Regional Health Care Foundation (Freeport, IL), Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. (Plover, WI) and 1 more organization, listed in the Medicare section above. 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 Peter Witt's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Peter Witt accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Aspirus Health Plan, HealthPartners and Oscar Health list Peter Witt 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.
Is Peter Witt affiliated with any hospitals?
According to CMS data, Peter Witt is affiliated with Presbyterian Hospital and Aspirus Stevens Point Hospital & Clinics, Inc..
When was this NPI record last updated?
The NPPES record for Peter Witt was last updated on May 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.
# Dr. Peter C Witt, MD · NPI 1255319877
Gastroenterology physician in Farmington, New Mexico. Individual provider, active in the CMS NPPES registry since January 4, 2006.
## Identity
- **NPI:** 1255319877 (Entity type: Individual)
- **Enumerated:** January 4, 2006
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** MD2015-0843 (New Mexico)
- **Sole proprietor:** No
## Practice location
- **Address:** 630 W MAPLE ST, Farmington, NM 87401-6113
- **Phone:** (505) 609-6349 · **Fax:** (505) 599-4679
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): San Juan Regional Medical Center Inc (NPI 1639662901, Farmington, NM); Presbyterian Healthcare Services (NPI 1154307593, Espanola, NM); Advocate Health And Hospitals Corp. (NPI 1295066983, Eureka, IL); Freeport Regional Health Care Foundation (NPI 1457337016, Freeport, IL); Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. (NPI 1053080168, Plover, WI); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rush Medical College Of Rush University, class of 1980
## Record status
- **NPPES last updated:** May 6, 2025
- **Other identifiers:** Medicaid 10025926100 (NE); Medicaid 01346428 (CO); Medicaid 1255319877 (WY); and 2 more
---
Source: [NPI Profile](https://npiprofile.com/npi/1255319877) · Data from the CMS NPPES public registry.