NPPES file of Aug 9, 2026

Rachel Grinnan, DO

Vascular Surgery Physician · San Antonio, TX

Rachel Grinnan, DO is a vascular surgery physician with a practice address in San Antonio, Texas, and NPI 1215383815, issued on May 12, 2016. Check the license (Texas U5113, as entered in NPPES) on the Texas 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
1215383815
Name
Rachel Grinnan
Credential
DO
Primary taxonomy
Vascular Surgery Physician 2086S0129X
License number
U5113 TX
Self-reported in NPPES; status is on the state search
Practice location
1200 Brooklyn Ave Ste 201, San Antonio, TX 78212
Phone
(210) 281-9800
Enumerated
May 12, 2016
Record last updated
Sep 3, 2024
Fax
(210) 281-1001
Medicare enrollment
Enrolled (PECOS I20241106000510); 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 1200 Brooklyn Ave Ste 201

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

  1. Clayton Currier, FNP-CFamily Nurse Practitioner1689432858
  2. Roland Flores, PAPhysician Assistant1043234248

Verify Rachel Grinnan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license U5113
    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 Texas license search

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Industry payments in 2024: $2,035.73

9 payments; by number, the most common kind was food and beverage; the largest payer was Silk Road Medical, Inc. The 4,059 providers of this specialty with any payment received $6,178.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Rachel Grinnan$2,035.73
  2. Specialty average$6,178.00

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. Cardiology Clinic OF San Antonio, PLLCSan Antonio, TX

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

Rachel Grinnan among 368 vascular surgery physician records in Texas

Rachel Grinnan, DO is one of 368 vascular surgery physician records with a practice address in Texas. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 81% of them.

  • NPI issued2016 · 81% of these records are older, 13% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2015 · median 2004 among the 290 with a school on file
  • Record last updated2024 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086S0129X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular Surgery Physician providers in Texas

There are 368 vascular surgery physician records in Texas.

The 8 vascular surgery physician records with the nearest ZIP codes

  1. William English, MDSan Antonio, TX 782121679579700
  2. Demetrios Macris, M.D.San Antonio, TX 782121801892930
  3. Jesus Matos, M.D.San Antonio, TX 782121568650091
  4. Nessa Miller, MDSan Antonio, TX 782121477715118
  5. Milad Mohammadi, M.D.San Antonio, TX 782121447511449
  6. Ronald Blumoff, M.D.San Antonio, TX 782131861498982
  7. Lois Fiala, MDSan Antonio, TX 782151386607596
  8. Dimitrios Miserlis, M.D.San Antonio, TX 782071720375348

Common questions

What is Rachel Grinnan, DO's NPI number?

Rachel Grinnan, DO's National Provider Identifier (NPI) is 1215383815, issued on May 12, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Rachel Grinnan, DO located?

The NPPES record lists a practice address at 1200 Brooklyn Ave Ste 201, San Antonio, TX, 78212. Phone: (210) 281-9800. Providers update this record themselves, so call before visiting.

How can I verify Rachel Grinnan, DO's license?

NPPES lists Texas license number U5113, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. 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.

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.