Diane Thomas, M.D.
NPI 1376882357 · Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician · Merced, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Thomas, M.D. is a Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician provider in Merced, CA (NPI 1376882357).
Provider details
- NPI number
- 1376882357
- Entity type
- Individual
- Primary specialty
- Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A124465 (CA)
Specialties & taxonomies
- Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) PhysicianPrimary207VF0040XLicense A124465 (CA)
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,000 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 508 | $92 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 96 | $131 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 88 | $169 |
| Insertion of Temporary Bladder Tube51701 | 49 | $46 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 49 | $92 |
| Complex Measurement of Pressure of Urine Flow in Bladder With Voiding Pressure Studies51728 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Solifenacin Succinate | 151 | 49 |
| Mirabegronbrand: Myrbetriq | 126 | 50 |
| Estradiol | 71 | 41 |
| Vibegronbrand: Gemtesa | 57 | 24 |
| Tolterodine Tartratebrand: Tolterodine Tartrate Er | 49 | 18 |
| Trospium Chloride | 44 | 17 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 33 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$114 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-02-11
- Last updated
- 2018-09-24
Frequently asked questions
- What is Diane Thomas's NPI number?
- Diane Thomas's National Provider Identifier (NPI) is 1376882357, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Thomas's specialty?
- Diane Thomas is listed in the NPPES registry with a primary specialty of Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician (Allopathic & Osteopathic Physicians).
- Where is Diane Thomas located?
- Diane Thomas's practice location on file with NPPES is 900 W Olive Ave Ste a, Merced, CA 95348.
- What is Diane Thomas's phone number?
- The practice phone number listed in the NPPES registry for Diane Thomas is (323) 409-8848.
- Does Diane Thomas accept Medicare?
- Diane Thomas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Thomas's NPI active?
- Yes — Diane Thomas's NPI (1376882357) is active in the NPPES registry as of the last update on 2018-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.