DR. ANDREW MASON M.D.
NPI 1265431563
Internal Medicine - Gastroenterology in Albuquerque, NM
About Dr. Andrew Mason M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANDREW MASON M.D. (NPI 1265431563) is an individual gastroenterology provider in Albuquerque, New Mexico, licensed in New Mexico (99-82) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Andrew Mason M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Andrew Mason reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Albuquerque, NM 87109
- Reassigned Medicare billing, New Mexico enrollment
- 36 clinicians in this Medicare group
Albuquerque, NM 87106
- Reassigned Medicare billing, New Mexico enrollment
- 2,105 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 8
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 87109 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.
Reported Quality Measures
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.
ALBUQUERQUE, NM 87109
ALBUQUERQUE, NM 87109
ALBUQUERQUE, NM 87109
ALBUQUERQUE, NM 87109
ALBUQUERQUE, NM 87109
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 Andrew Mason's NPI number?
The NPI number for Andrew Mason is 1265431563. It was assigned to this individual provider in the NPPES registry on July 19, 2005.
Where is Andrew Mason located?
Andrew Mason practices at 7788 Jefferson St NE, Albuquerque, NM 87109. The listed phone number is (505) 999-1600.
What is Andrew Mason's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Andrew Mason enrolled in Medicare?
Yes. Andrew Mason is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Andrew Mason's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Mason reassigns Medicare benefits to 2 organizations: Southwest Gastroenterology Associates (Albuquerque, NM) and Unm Medical Group Inc (Albuquerque, NM). 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 Andrew Mason's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Andrew Mason was last updated on January 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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. Andrew Mason, M.D. · NPI 1265431563
Gastroenterology physician in Albuquerque, New Mexico. Individual provider, active in the CMS NPPES registry since July 19, 2005.
## Identity
- **NPI:** 1265431563 (Entity type: Individual)
- **Enumerated:** July 19, 2005
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 99-82 (New Mexico)
- **Sole proprietor:** No
## Practice location
- **Address:** 7788 JEFFERSON ST NE, Albuquerque, NM 87109-4342
- **Phone:** (505) 999-1600 · **Fax:** (505) 999-1651
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Southwest Gastroenterology Associates (NPI 1902931728, Albuquerque, NM); Unm Medical Group Inc (NPI 1831218627, Albuquerque, NM) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 28, 2026
- **Other identifiers:** Medicaid A0117 (NM)
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Source: [NPI Profile](https://npiprofile.com/npi/1265431563) · Data from the CMS NPPES public registry.