NPPES file of Aug 9, 2026

Margo Ilima Santiago, PA

Physician Assistant · Shiprock, NM

Margo Ilima Santiago, PA is a physician assistant with a practice address in Shiprock, New Mexico, and NPI 1689224073, issued on Sep 17, 2019. Check the license (New Mexico PA2019-0065, as entered in NPPES) with the New Mexico board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689224073
Name
Margo Ilima Santiago
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
PA2019-0065 NM
Self-reported in NPPES; status is on the state search
Practice location
Hwy 491 North, Shiprock, NM 87420
Phone
(505) 368-6001
Enumerated
Sep 17, 2019
Record last updated
Nov 18, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20191210002143); accepts Medicare assignment
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 Hwy 491 North

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

  1. Rosalynn Barton, PTAPhysical Therapy Assistant1407057672
  2. Tommie Begay, MDPediatrics Physician1124480942
  3. Sylvia Clahchischilli, MFTMarriage & Family Therapist1598958654
  4. Jenna Cope, MPH, RD, LDRegistered Dietitian1407375587
  5. Joseph Farar, MS, RDN, LDRegistered Dietitian1457807216
  6. Megan Henrie, M.D.Obstetrics & Gynecology Physician1073888376

Verify Margo Ilima Santiago in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New Mexico board licenses this profession
    Search for license PA2019-0065
    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
Find 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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97% fewer Medicare Part D claims than the average physician assistant in 2024

29 Medicare Part D claims for 24 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 59% of claims.

  1. Margo Santiago29
  2. Specialty average830

Most prescribed

  1. Suprep17 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 55.7 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score67.5
  2. Costout of 100 · 30%51.3
  3. Promoting interoperabilityout of 100 · 25%0.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

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).

12 physician assistant records list a practice address in Shiprock

They are 12 of the 497 NPPES records with a practice address in Shiprock, and 847 physician assistant records in New Mexico.

Other physician assistant records in New Mexico

  1. Laura Abeyta, PAAlbuquerque, NM1982129672
  2. Maria Abeyta, PA-CAlbuquerque, NM1780055129
  3. Paul Acerra, PACarlsbad, NM1306858220
  4. Kate AcobCannon Afb, NM1669246211
  5. Elaine Acuff, PA-CAlbuquerque, NM1932534229
  6. Emmanuel Afari, PACannon Afb, NM1386321388
  7. Gabriel Aguirre, PAAlbuquerque, NM1558076430
  8. Aneeka Akhtar, PA-CAlbuquerque, NM1477183242
  9. Kaarlo Alakoski, PA-CFarmington, NM1508897455
  10. Mary Albers, P.A.Las Cruces, NM1407890940

Common questions

What is Margo Ilima Santiago, PA's NPI number?

Margo Ilima Santiago, PA's National Provider Identifier (NPI) is 1689224073, issued on Sep 17, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Margo Ilima Santiago, PA located?

The NPPES record lists a practice address at Hwy 491 North, Shiprock, NM, 87420. Phone: (505) 368-6001. Providers update this record themselves, so call before visiting.

How can I verify Margo Ilima Santiago, PA's license?

NPPES lists New Mexico license number PA2019-0065, as entered by the provider. Search the New Mexico board that licenses this profession; the NPPES record confirms identity only.

How much does Margo Ilima Santiago, PA prescribe under Medicare Part D?

In 2024, Margo Ilima Santiago, PA had 29 Medicare Part D claims for 24 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Margo Ilima Santiago, PA's MIPS final score?

The 2023 MIPS final score is 55.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.