NPPES file of Aug 9, 2026

John J. Zavaleta, M.D.

Gynecology Physician · Irving, TX

John J. Zavaleta, M.D. is a gynecology physician with a practice address in Irving, Texas, and NPI 1023038155, issued on Jul 20, 2006. Check the license (Texas G0320, 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
1023038155
Name
John J. Zavaleta
Credential
M.D.
Primary taxonomy
Gynecology Physician 207VG0400X
License number
G0320 TX
Self-reported in NPPES; status is on the state search
Practice location
3501 N Macarthur Blvd, Irving, TX 75062
Phone
(972) 257-5300
Enumerated
Jul 20, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(972) 257-5321
Medicare enrollment
Enrolled (PECOS I20060912000619); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 1981
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 3501 N Macarthur Blvd

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

  1. Toni BookerNutritionist1588196695
  2. James Carleo, MDObstetrics & Gynecology Physician1750384228
  3. Brian Enggano, MDObstetrics & Gynecology Physician1386874618
  4. Elia Fanous, MDObstetrics & Gynecology Physician1659308047
  5. Rebecca Gray, MDObstetrics & Gynecology Physician1952501777
  6. John Hanson, M.D.Obstetrics & Gynecology Physician1174636070

Verify John J. Zavaleta in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license G0320
    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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40% more Medicare Part D claims than the average gynecology physician in 2024

420 Medicare Part D claims for 74 beneficiaries, against an average of 299 among the 1,919 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. John Zavaleta420
  2. Specialty average299

Most prescribed

  1. Estradiol78 claims
  2. Progesterone64 claims
  3. Liothyronine Sodium60 claims
  4. Levothyroxine Sodium57 claims
  5. Rosuvastatin Calcium34 claims
  6. Trazodone Hcl22 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. Las Colinas Obstetrics Gynecology And Infertility Association P AIrving, TX

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

John J. Zavaleta among 229 gynecology physician records in Texas

John J. Zavaleta, M.D. is one of 229 gynecology physician records with a practice address in Texas. 58% 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 20% of them.

  • NPI issued2006 · 20% of these records are older, 30% newer
  • In a Medicare fileYes · 58% of these records are
  • In the CMS Doctors and Clinicians fileYes · 31% of these records are
  • Graduated1981 · median 1995 among the 71 with a school on file
  • Record last updated2007 · 71% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VG0400X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gynecology Physician providers in Texas

There are 229 gynecology physician records in Texas.

The 8 gynecology physician records with the nearest ZIP codes

  1. Leigh Scott, M.D.Irving, TX 750631710248893
  2. Nirmala Vallurupalli, M.D.McKinney, TX 750691801831771
  3. Maureen Brogan, APN RN FNP WHNP NURSMcKinney, TX 750711780803684
  4. Reynold Dilena, M.D.Grand Prairie, TX 750511841369691
  5. Aungel Evans, M.D.Plano, TX 750751952577397
  6. Katherine Garvey, MDGarland, TX 750441992091805
  7. Tiffany Jackson, MDGarland, TX 750441942491063
  8. Maryann Prewitt, MDRichardson, TX 750801205909553

Common questions

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

John J. Zavaleta, M.D.'s National Provider Identifier (NPI) is 1023038155, issued on Jul 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John J. Zavaleta, M.D. located?

The NPPES record lists a practice address at 3501 N Macarthur Blvd, Irving, TX, 75062. Phone: (972) 257-5300. Providers update this record themselves, so call before visiting.

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

NPPES lists Texas license number G0320, 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 J. Zavaleta, M.D. prescribe under Medicare Part D?

In 2024, John J. Zavaleta, M.D. had 420 Medicare Part D claims for 74 beneficiaries; the average among gynecology physician prescribers was 299. 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.