John Zavaleta, M.D.
NPI 1023038155 · Gynecology Physician · Irving, TX
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Zavaleta, M.D. is a Gynecology Physician provider in Irving, TX (NPI 1023038155).
Provider details
- NPI number
- 1023038155
- Entity type
- Individual
- Primary specialty
- Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G0320 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
77 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 54 | $119 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 23 | $38 |
Typical Medicare-allowed amounts for these services range $38–$119 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 78 | 30 |
| Progesterone, Micronizedbrand: Progesterone | 64 | 19 |
| Liothyronine Sodium | 60 | 28 |
| Levothyroxine Sodium | 57 | 20 |
| Rosuvastatin Calcium | 34 | — |
| Trazodone Hcl | 22 | 11 |
| Estradiolbrand: Estradiol (twice Weekly) | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Zavaleta's NPI number?
- John Zavaleta's National Provider Identifier (NPI) is 1023038155, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Zavaleta's specialty?
- John Zavaleta is listed in the NPPES registry with a primary specialty of Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is John Zavaleta located?
- John Zavaleta's practice location on file with NPPES is 3501 N Macarthur Blvd, Irving, TX 75062-3636.
- What is John Zavaleta's phone number?
- The practice phone number listed in the NPPES registry for John Zavaleta is (972) 257-5300.
- Does John Zavaleta accept Medicare?
- John Zavaleta is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Zavaleta's NPI active?
- Yes — John Zavaleta's NPI (1023038155) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.