DR. MAHAM ANSER MD
NPI 1437711231
Hospitalist in Tucson, AZ
About Dr. Maham Anser Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MAHAM ANSER MD (NPI 1437711231) is an individual hospitalist provider in Tucson, Arizona, licensed in Arizona (77309) and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS, maintains a secondary practice location in Brooklyn, and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
Dr. Maham Anser 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 Maham Anser reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tucson, AZ 85745
- Reassigned Medicare billing, Arizona enrollment
- 293 clinicians in this Medicare group
Northampton, MA 01060
- Reassigned Medicare billing, Massachusetts enrollment
- 539 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 85745 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
TUCSON, AZ 85745
TUCSON, AZ 85745
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 Maham Anser's NPI number?
The NPI number for Maham Anser is 1437711231. It was assigned to this individual provider in the NPPES registry on July 1, 2019.
Where is Maham Anser located?
Maham Anser practices at 1601 W Saint Marys Rd, Tucson, AZ 85745. The listed phone number is (520) 622-5833.
What is Maham Anser's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Maham Anser enrolled in Medicare?
Yes. Maham Anser 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 Maham Anser's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maham Anser reassigns Medicare benefits to 2 organizations: Tucson Physician Group Holdings, LLC (Tucson, AZ) and Mass General Brigham Medical Group Western Massachusetts Inc (Northampton, MA). 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 Maham Anser's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Maham Anser accept?
Health plans from Imperial Insurance Companies, Inc. list Maham Anser 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 Maham Anser was last updated on March 11, 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. Maham Anser, MD · NPI 1437711231
Hospitalist physician in Tucson, Arizona. Individual provider, active in the CMS NPPES registry since July 1, 2019.
## Identity
- **NPI:** 1437711231 (Entity type: Individual)
- **Enumerated:** July 1, 2019
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 77309 (Arizona)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1601 W SAINT MARYS RD, Tucson, AZ 85745-2623
- **Phone:** (520) 622-5833
## 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): Tucson Physician Group Holdings, LLC (NPI 1356726939, Tucson, AZ); Mass General Brigham Medical Group Western Massachusetts Inc (NPI 1295787919, Northampton, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** March 11, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1437711231) · Data from the CMS NPPES public registry.