NPPES file of Aug 9, 2026

Diane Huynh, DO

Obstetrics & Gynecology Physician · Dallas, TX

Diane Huynh, DO is an obstetrics & gynecology physician with a practice address in Dallas, Texas, and NPI 1326578113, issued on Jun 14, 2017. Check the license (Texas R1778, 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
1326578113
Name
Diane Huynh
Credential
DO
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
R1778 TX
Self-reported in NPPES; status is on the state search
Practice location
1330 N Beckley Ave, Dallas, TX 75203
Phone
(214) 941-7200
Enumerated
Jun 14, 2017
Record last updated
Jun 14, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170905002536); accepts Medicare assignment
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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Also registered at 1330 N Beckley Ave

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

  1. William Bennett, M.D.Surgery Physician1093994824
  2. Chana CaldwellFamily Nurse Practitioner1760104582
  3. Edward Coben, PHDCounselor1104046200
  4. Alfred Delatorre, OPTICIANOphthalmic Technician/Technologist1003161118
  5. Kecia Foxworth, M.D.Obstetrics & Gynecology Physician1164573861
  6. Michael Harris, M.D.Ophthalmology Physician1063483386

Verify Diane Huynh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license R1778
    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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75% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

42 Medicare Part D claims for 21 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Diane Huynh42
  2. Specialty average165

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: $162.19

8 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer 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. Diane Huynh$162.19
  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. University OF Texas Southwestern Medical Center AT DallasDallas, TX

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

Diane Huynh among 3,524 obstetrics & gynecology physician records in Texas

Diane Huynh, DO 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 2017, is newer than 82% of them.

  • NPI issued2017 · 82% of these records are older, 15% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2017 · median 2005 among the 2,093 with a school on file
  • Record last updated2017 · 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.

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

  1. Teresa Bascom, M.D.Dallas, TX 752031275535049
  2. Elayna Brooks, M.D.Dallas, TX 752031730442724
  3. Natalie Crain, DODallas, TX 752031306630934
  4. Humberto De Los Santos, M.DDallas, TX 752031417134867
  5. Kecia Foxworth, M.D.Dallas, TX 752031164573861
  6. Weiheng He, MDDallas, TX 752031174452882
  7. Leslie JohnsonDallas, TX 752031184121121
  8. Angelica Knickerbocker, MD, MPHDallas, TX 752031790148591

Common questions

What is Diane Huynh, DO's NPI number?

Diane Huynh, DO's National Provider Identifier (NPI) is 1326578113, issued on Jun 14, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Diane Huynh, DO located?

The NPPES record lists a practice address at 1330 N Beckley Ave, Dallas, TX, 75203. Phone: (214) 941-7200. Providers update this record themselves, so call before visiting.

How can I verify Diane Huynh, DO's license?

NPPES lists Texas license number R1778, 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 Diane Huynh, DO prescribe under Medicare Part D?

In 2024, Diane Huynh, DO had 42 Medicare Part D claims for 21 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.

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.