NPPES file of Aug 9, 2026

Margaret Ann Shaw, MSN, APRN, FNP-C

Nurse Practitioner · San Antonio, TX

Margaret Ann Shaw, MSN, APRN, FNP-C is a nurse practitioner with a practice address in San Antonio, Texas, and NPI 1508340928, issued on Sep 21, 2018. Check the license (Texas AP139639, as entered in NPPES) with the Texas 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
1508340928
Name
Margaret Ann Shaw
Credential
MSN, APRN, FNP-C
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
AP139639 TX
743856 TX
Self-reported in NPPES; status is on the state search
Practice location
3202 Cherry Ridge Dr Ste 103, San Antonio, TX 78230
Phone
(210) 441-4333
Enumerated
Sep 21, 2018
Record last updated
May 17, 2023
Fax
(210) 441-4330
Medicare enrollment
Enrolled (PECOS I20190218002692); 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.
Download card Updates feed

Also registered at 3202 Cherry Ridge Dr Ste 103

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

  1. Angelica Aguilar, RN, FNPFamily Nurse Practitioner1023316114
  2. Matthew Hoch, D.OPain Medicine Physician1982979621
  3. Liliana Meskill, M.D.Pain Medicine Physician1952622359
  4. Erica Smith, FNP, MSNFamily Nurse Practitioner1952852543

Verify Margaret Ann Shaw in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license AP139639
    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 Texas 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

57% fewer Medicare Part D claims than the average nurse practitioner in 2024

475 Medicare Part D claims for 163 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 99 claims were for opioids.

  1. Margaret Shaw475
  2. Specialty average1,109

Most prescribed

  1. Gabapentin59 claims
  2. Tizanidine Hcl54 claims
  3. Tramadol Hcl47 claims
  4. Acetaminophen-Codeine44 claims
  5. Celecoxib44 claims
  6. Pregabalin42 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): 71.9 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 score66.7
  2. Costout of 100 · 30%39.8
  3. Promoting interoperabilityout of 100 · 25%100.0
  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).

Industry payments in 2024: $132.26

1 payment: food and beverage; the largest payer was SI-Bone, Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Margaret Shaw$132.26
  2. Specialty average$791.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Texas Pain Partners PLLCSan Antonio, TX

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

393 nurse practitioner records list a practice address in San Antonio

They are 393 of the 37,749 NPPES records with a practice address in San Antonio, and 4,825 nurse practitioner records in Texas.

Other nurse practitioner records in Texas

  1. Estella Abam, APRN-CHouston, TX1669779773
  2. Gillian AbangKilleen, TX1861974487
  3. Cornelia Abanobi, NPTomball, TX1831889005
  4. Breana Abbott, APRNMagnolia, TX1053873661
  5. Melissa Abbott, NPLivingston, TX1316338874
  6. Malika Abdelfettah, A/G NPGarland, TX1902259815
  7. Muntaha Abdelhadi, R.N., C.P.N.P.Dallas, TX1326503095
  8. Irene Abdo, FNP-C, APRN, CNORDallas, TX1679168405
  9. Mihoko Abegunde, NPDallas, TX1730632282
  10. Guelbert Abellana, N.P.Houston, TX1457605156

Common questions

What is Margaret Ann Shaw, MSN, APRN, FNP-C's NPI number?

Margaret Ann Shaw, MSN, APRN, FNP-C's National Provider Identifier (NPI) is 1508340928, issued on Sep 21, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Margaret Ann Shaw, MSN, APRN, FNP-C located?

The NPPES record lists a practice address at 3202 Cherry Ridge Dr Ste 103, San Antonio, TX, 78230. Phone: (210) 441-4333. Providers update this record themselves, so call before visiting.

How can I verify Margaret Ann Shaw, MSN, APRN, FNP-C's license?

NPPES lists Texas license number AP139639, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Margaret Ann Shaw, MSN, APRN, FNP-C prescribe under Medicare Part D?

In 2024, Margaret Ann Shaw, MSN, APRN, FNP-C had 475 Medicare Part D claims for 163 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

What is Margaret Ann Shaw, MSN, APRN, FNP-C's MIPS final score?

The 2023 MIPS final score is 71.9 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.