NPPES file of Aug 9, 2026

John Bertrand, M.D.

Obstetrics & Gynecology Physician · Dallas, TX

John Bertrand, M.D. is an obstetrics & gynecology physician with a practice address in Dallas, Texas, and NPI 1538197470, issued on Jun 29, 2006. Check the license (Texas E4205, 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
1538197470
Name
John Bertrand
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
E4205 TX
Self-reported in NPPES; status is on the state search
Practice location
8305 Walnut Hill LN, Dallas, TX 75231
Phone
(214) 363-7801
Enumerated
Jun 29, 2006
Record last updated
Apr 21, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(214) 635-3410
Medicare enrollment
Enrolled (PECOS I20120319000190); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 1975
Telehealth
Offers telehealth (CMS)
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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8 nearest obstetrics & gynecology physician records → All 3,524 in Texas → Look up another NPI →

Also registered at 8305 Walnut Hill LN

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

  1. Susan Forman, CRNASpecialist1710101787
  2. Julie Hagood, M.D.Obstetrics & Gynecology Physician1356379291
  3. Mary Neely, WHNP-BCWomen's Health Nurse Practitioner1730556523
  4. Jane Nokleberg, M.D.Obstetrics & Gynecology Physician1114963675
  5. Cyrus Peikari, M.D.Internal Medicine Physician1497730634
  6. Todd Pollock, M.D.Specialist1740385376

Verify John Bertrand in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license E4205    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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3.8 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024

619 Medicare Part D claims for 162 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 19 claims were for opioids.

  1. John Bertrand619
  2. Specialty average165

Most prescribed

  1. Estradiol195 claims
  2. Premarin53 claims
  3. Estradiol (Twice Weekly)40 claims
  4. Progesterone29 claims
  5. Fluconazole25 claims
  6. Hydrocodone-Acetaminophen18 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.

Industry payments in 2024: $917.80

48 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Bertrand$917.80
  2. Specialty average$1,030.61

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. Walnut Hill Obstetrics And Gynecology AssociatesDallas, TX

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

John Bertrand among 3,524 obstetrics & gynecology physician records in Texas

John Bertrand, M.D. is one of 3,524 obstetrics & gynecology physician records with a practice address in Texas. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.

  • NPI issued2006 · 15% of these records are older, 53% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1975 · median 2005 among the 2,093 with a school on file
  • Record last updated2011 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Texas

There are 3,524 obstetrics & gynecology physician records in Texas.

All 3,524 in Texas → Every provider in Dallas → Obstetrics & Gynecology Physician nationwide →

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Wesley Brady, M.D.Dallas, TX 752311558368647
  2. Gregory Chapman, M.D.Dallas, TX 752311902808660
  3. Frances Crites, M.D.Dallas, TX 752311093798068
  4. Tara Dullye, M.D.Dallas, TX 752311437146230
  5. Walter Evans, M. D.Dallas, TX 752311598747750
  6. Ted Fogwell, M.D.Dallas, TX 752311679532840
  7. Clark Griffith, M.D.Dallas, TX 752311588666242
  8. Eugene Hunt, M.D.Dallas, TX 752311376525329

Common questions

What is John Bertrand, M.D.'s NPI number?

John Bertrand, M.D.'s National Provider Identifier (NPI) is 1538197470, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Bertrand, M.D. located?

The NPPES record lists a practice address at 8305 Walnut Hill LN, Dallas, TX, 75231. Phone: (214) 363-7801. Providers update this record themselves, so call before visiting.

How can I verify John Bertrand, M.D.'s license?

NPPES lists Texas license number E4205, 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 John Bertrand, M.D. prescribe under Medicare Part D?

In 2024, John Bertrand, M.D. had 619 Medicare Part D claims for 162 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.