NPPES file of Aug 9, 2026

Ryan Andrew Fairfield, DO

Hospitalist Physician · Houston, TX

Ryan Andrew Fairfield, DO is a hospitalist physician with a practice address in Houston, Texas, and NPI 1689324915, issued on Mar 28, 2022. Check the license (Texas V8985, 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
1689324915
Name
Ryan Andrew Fairfield
Credential
DO
Primary taxonomy
Hospitalist Physician 208M00000X
License number
V8985 TX
Self-reported in NPPES; status is on the state search
Practice location
1635 North Loop W South Tower FL 1, Houston, TX 77008
Phone
(713) 867-2066
Enumerated
Mar 28, 2022
Record last updated
Nov 3, 2025
Fax
(713) 314-8280
Medicare enrollment
Enrolled (PECOS I20251009004752); accepts Medicare assignment
Medical or professional school
Kansas City University Of Med & Biosciences, College Of Osteo Med, 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 1635 North Loop W South Tower FL 1

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

  1. Oluwatosin Ajao, M.DHospitalist Physician1063858348
  2. Lakrisha GrahamAcute Care Nurse Practitioner1306736087
  3. Anthony InyangPhysician Assistant1699543249
  4. Mohammed Mohiuddin, M.D.Hospitalist Physician1437310083
  5. Jamal Mohsin, M.D.Hospitalist Physician1548600448

Verify Ryan Andrew Fairfield in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license V8985
    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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38% fewer Medicare Part D claims than the average hospitalist physician in 2024

322 Medicare Part D claims for 28 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.

  1. Ryan Fairfield322
  2. Specialty average521

Most prescribed

  1. Trulicity41 claims
  2. Atorvastatin Calcium34 claims
  3. Amlodipine Besylate26 claims
  4. Losartan Potassium16 claims
  5. Ezetimibe15 claims
  6. Gabapentin12 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. Memorial Hermann Medical GroupHouston, TX

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

Ryan Andrew Fairfield among 1,587 hospitalist physician records in Texas

Ryan Andrew Fairfield, DO is one of 1,587 hospitalist physician records with a practice address in Texas. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 92% of them.

  • NPI issued2022 · 92% of these records are older, 3% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2022 · median 2013 among the 1,298 with a school on file
  • Record last updated2025 · 25% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Texas

There are 1,587 hospitalist physician records in Texas.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Miriam Anemelu, M.DHouston, TX 770081669712980
  2. Deepthi Bollineni, M.D.Houston, TX 770081730337320
  3. Anju Chacko, M.DHouston, TX 770081316120900
  4. Chandrasekhara Durgampudi, M.D.Houston, TX 770081447441167
  5. Jatinder Hothi, M.D.Houston, TX 770081598079659
  6. Jafar Imanpour, M.D.Houston, TX 770081881844470
  7. Hamidreza Iranmanesh, MDHouston, TX 770081710189097
  8. John Kelly, MDHouston, TX 770081437146370

Common questions

What is Ryan Andrew Fairfield, DO's NPI number?

Ryan Andrew Fairfield, DO's National Provider Identifier (NPI) is 1689324915, issued on Mar 28, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Ryan Andrew Fairfield, DO located?

The NPPES record lists a practice address at 1635 North Loop W South Tower FL 1, Houston, TX, 77008. Phone: (713) 867-2066. Providers update this record themselves, so call before visiting.

How can I verify Ryan Andrew Fairfield, DO's license?

NPPES lists Texas license number V8985, 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 Ryan Andrew Fairfield, DO prescribe under Medicare Part D?

In 2024, Ryan Andrew Fairfield, DO had 322 Medicare Part D claims for 28 beneficiaries; the average among hospitalist physician prescribers was 521. 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.