NPPES file of Aug 9, 2026

Mary L. Grebenc, M.D.

Diagnostic Radiology Physician · Albuquerque, NM

Mary L. Grebenc, M.D. is a diagnostic radiology physician with a practice address in Albuquerque, New Mexico, and NPI 1699727347, issued on May 17, 2006. Check the license (New Mexico 90-199, as entered in NPPES) on the New Mexico Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1699727347
Name
Mary L. Grebenc
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
90-199 NM
G87233 CA
Self-reported in NPPES; status is on the state search
Practice location
1 Unm, Albuquerque, NM 87131
Phone
(505) 272-2525
Enumerated
May 17, 2006
Record last updated
Mar 10, 2025
Fax
(505) 272-6055
Medicaid ID
00G872330 CA
Medicare enrollment
Enrolled (PECOS I20110630000635); accepts Medicare assignment
Medical or professional school
University Of New Mexico School Of Medicine, 1989
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest diagnostic radiology physician records → All 235 in New Mexico → Look up another NPI →

Also registered at 1 Unm

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sara Combs, M.D.Nephrology Physician1891944344
  2. Mark Schuyler, MDAllergy & Immunology Physician1144235607

Verify Mary L. Grebenc in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Mexico Medical Board
    Search for license 90-199    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New Mexico license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Unm Medical Group IncAlbuquerque, NM

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mary L. Grebenc among 235 diagnostic radiology physician records in New Mexico

Mary L. Grebenc, M.D. is one of 235 diagnostic radiology physician records with a practice address in New Mexico. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 18% of them.

  • NPI issued2006 · 18% of these records are older, 39% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1989 · median 2003 among the 151 with a school on file
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a New Mexico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in New Mexico

There are 235 diagnostic radiology physician records in New Mexico.

All 235 in New Mexico → Every provider in Albuquerque → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Anna Fabre, MDAlbuquerque, NM 871311982743910
  2. Blaine Hart, MDAlbuquerque, NM 871311902812621
  3. Loren Ketai, MDAlbuquerque, NM 871311427063981
  4. Jennifer Pohl, MD, PHDAlbuquerque, NM 871311477560431
  5. Allyson Richards, MDAlbuquerque, NM 871311447399449
  6. Carlos Rio, MDAlbuquerque, NM 871311538181037
  7. James Sell, MDAlbuquerque, NM 871311710993316
  8. Val Smalley, DOAlbuquerque, NM 871311225103542

Common questions

What is Mary L. Grebenc, M.D.'s NPI number?

Mary L. Grebenc, M.D.'s National Provider Identifier (NPI) is 1699727347, issued on May 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary L. Grebenc, M.D. located?

The NPPES record lists a practice address at 1 Unm, Albuquerque, NM, 87131. Phone: (505) 272-2525. Providers update this record themselves, so call before visiting.

How can I verify Mary L. Grebenc, M.D.'s license?

NPPES lists New Mexico license number 90-199, as entered by the provider. Search the New Mexico Medical Board at https://www.nmmb.state.nm.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.