NPPES file of Aug 9, 2026

Marcus Lawrence Couldridge

Family Medicine Physician · Shiprock, NM

Marcus Lawrence Couldridge is a family medicine physician with a practice address in Shiprock, New Mexico, and NPI 1194468504, issued on Apr 14, 2022. Check the license (New Mexico MD2025-0605, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194468504
Name
Marcus Lawrence Couldridge
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD2025-0605 NM
Self-reported in NPPES; status is on the state search
Practice location
PO Box 160, Shiprock, NM 87420
Phone
(505) 368-6001
Enumerated
Apr 14, 2022
Record last updated
Oct 7, 2025
Medicare enrollment
Enrolled (PECOS I20260320002219); accepts Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 2022
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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Also registered at PO Box 160

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

  1. Edgar Allan Bautista, RNEmergency Registered Nurse1760230809
  2. Cherilynn Benally, CPNP-PCPediatric Nurse Practitioner1184515033
  3. Jonathan Chavez, PHARMDPharmacist1760360572
  4. Crystal Chi, PHARMDPharmacist1316773690
  5. Donna Dineyazhe, CNMAdvanced Practice Midwife1922522440
  6. Matthew Fry, DOFamily Medicine Physician1982284345

Verify Marcus Lawrence Couldridge in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Mexico Medical Board
    Search for license MD2025-0605
    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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95% fewer Medicare Part D claims than the average family medicine physician in 2024

190 Medicare Part D claims for 41 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims.

  1. Marcus Couldridge190
  2. Specialty average3,544

Most prescribed

  1. Lantus Solostar23 claims
  2. Ozempic22 claims
  3. Atorvastatin Calcium12 claims
  4. Jardiance12 claims
  5. Simvastatin12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Dhhs Phs Naihs Shiprock HospitalShiprock, NM

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

34 family medicine physician records list a practice address in Shiprock

They are 34 of the 497 NPPES records with a practice address in Shiprock, and 1,287 family medicine physician records in New Mexico.

Other family medicine physician records in New Mexico

  1. Denise Aamodt, MDRio Rancho, NM1336172998
  2. Zaghum Abbas, MDLas Cruces, NM1013809375
  3. Holly Abernethy, M.D.Farmington, NM1801836523
  4. Nicole Abeyta, MDAlbuquerque, NM1083243711
  5. Sarah Abla, DOAlbuquerque, NM1154819340
  6. Mustapha Abouda, MDEspanola, NM1477654697
  7. Mona Abousleman, M.D.Albuquerque, NM1073791315
  8. Elyssa Ackerman, MDAlbuquerque, NM1356752257
  9. Hilda Ada, DNPAlbuquerque, NM1912821463
  10. Salvador Adame Zambrano, MDDeming, NM1225444714

Common questions

What is Marcus Lawrence Couldridge's NPI number?

Marcus Lawrence Couldridge's National Provider Identifier (NPI) is 1194468504, issued on Apr 14, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Marcus Lawrence Couldridge located?

The NPPES record lists a practice address at PO Box 160, Shiprock, NM, 87420. Phone: (505) 368-6001. Providers update this record themselves, so call before visiting.

How can I verify Marcus Lawrence Couldridge's license?

NPPES lists New Mexico license number MD2025-0605, 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.

How much does Marcus Lawrence Couldridge prescribe under Medicare Part D?

In 2024, Marcus Lawrence Couldridge had 190 Medicare Part D claims for 41 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

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.

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.