NPPES file of Aug 9, 2026

Catherine Coss Polley, MD, MPH

Emergency Medicine Physician · Fort Sam Houston, TX

Catherine Coss Polley, MD, MPH is an emergency medicine physician with a practice address in Fort Sam Houston, Texas, and NPI 1194176883, issued on Jun 24, 2016. Check the license (Texas U6704, 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
1194176883
Name
Catherine Coss Polley
Credential
MD, MPH
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
U6704 TX
4301110493 MI
Self-reported in NPPES; status is on the state search
Practice location
3551 Roger Brooke Dr, Fort Sam Houston, TX 78234
Phone
(210) 916-4141
Enumerated
Jun 24, 2016
Record last updated
Nov 6, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3551 Roger Brooke Dr

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

  1. Adrianna Adams, LCSWClinical Social Worker1275265456
  2. John AdamsGeneral Practice Physician1134754898
  3. Jordan Adams, PAPhysician Assistant1336876598
  4. Oluwole Afuape, OTR/LOccupational Therapist1033593561
  5. Pierre Monverdy Agnant, MD, MPH, MBA, MACCInternal Medicine Physician1669868568
  6. Della Agquiz, PHARMDOncology Pharmacist1700538741

Verify Catherine Coss Polley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license U6704
    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

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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94% fewer Medicare Part D claims than the average emergency medicine physician in 2024

14 Medicare Part D claims for 14 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Catherine Polley14
  2. Specialty average226

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.

Catherine Coss Polley among 4,885 emergency medicine physician records in Texas

Catherine Coss Polley, MD, MPH is one of 4,885 emergency medicine physician records with a practice address in Texas. 83% 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 70% of them.

  • NPI issued2016 · 70% of these records are older, 26% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2023 · 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 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

84 emergency medicine physician records list a practice address in Fort Sam Houston

They are 84 of the 2,124 NPPES records with a practice address in Fort Sam Houston, and 4,885 emergency medicine physician records in Texas.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Eric Chin, M.D.Fort Sam Houston, TX 782341447240411
  2. Marc Daymude, M.D.Fort Sam Houston, TX 782341821089806
  3. Gary Dufresne, DOFort Sam Houston, TX 782341689664930
  4. David Foss, MDSan Antonio, TX 782341669454880
  5. Guyon Hill, M.D.Fort Sam Houston, TX 782341629059316
  6. Michael Hilliard, MDFort Sam Houston, TX 782341538140397
  7. Curtis Hunter, M.D.Fort Sam Houston, TX 782341447241427
  8. Sean Meadows, M.D.Fort Sam Houston, TX 782341770560039

Common questions

What is Catherine Coss Polley, MD, MPH's NPI number?

Catherine Coss Polley, MD, MPH's National Provider Identifier (NPI) is 1194176883, issued on Jun 24, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Coss Polley, MD, MPH located?

The NPPES record lists a practice address at 3551 Roger Brooke Dr, Fort Sam Houston, TX, 78234. Phone: (210) 916-4141. Providers update this record themselves, so call before visiting.

How can I verify Catherine Coss Polley, MD, MPH's license?

NPPES lists Texas license number U6704, 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.

How much does Catherine Coss Polley, MD, MPH prescribe under Medicare Part D?

In 2024, Catherine Coss Polley, MD, MPH had 14 Medicare Part D claims for 14 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.