Paul Diaz, M.D.
NPI 1982865242 · Anesthesiology Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Diaz, M.D. is a Anesthesiology Physician provider in San Antonio, TX (NPI 1982865242).
Provider details
- NPI number
- 1982865242
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- N9040 (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
18 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
154 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) |
|---|---|---|
| Injection of Anesthetic Agent And/Or Steroid Into Arm Nerve Bundle (brachial Plexus)64415 | 40 | $65 |
| Anesthesia for Electroshock Therapy00104 | 23 | $102 |
| Anesthesia for Removal of Prostate Including Use of an Endoscope00914 | 19 | $198 |
| Anesthesia for Open Or Endoscopic Total Shoulder Joint Replacement01638 | 16 | $339 |
| Anesthesia for Procedure on Nerves, Muscles, Tendons, and Tissue of Forearm, Wrist, and Hand01810 | 16 | $140 |
| Injection of Local Anesthetic for Abdominal Wall Pain Control on Both Sides Using Imaging Guidance64488 | 16 | $65 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-19
- Last updated
- 2011-10-07
Frequently asked questions
- What is Paul Diaz's NPI number?
- Paul Diaz's National Provider Identifier (NPI) is 1982865242, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Diaz's specialty?
- Paul Diaz is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Paul Diaz located?
- Paul Diaz's practice location on file with NPPES is 4242 Medical Dr, San Antonio, TX 78229-5640.
- What is Paul Diaz's phone number?
- The practice phone number listed in the NPPES registry for Paul Diaz is (210) 615-1187.
- Does Paul Diaz accept Medicare?
- Paul Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paul Diaz's NPI active?
- Yes — Paul Diaz's NPI (1982865242) is active in the NPPES registry as of the last update on 2011-10-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.