Jose Guzman Diaz, MD
NPI 1528452406 · Family Medicine Physician · Pasadena, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jose Guzman Diaz, MD is a Family Medicine Physician provider in Pasadena, TX (NPI 1528452406).
Provider details
- NPI number
- 1528452406
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- S6198 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 152 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 688 | 237 |
| Metformin Hcl | 347 | 120 |
| Lisinopril | 309 | 106 |
| Amlodipine Besylate | 286 | 115 |
| Losartan Potassium | 247 | 90 |
| Levothyroxine Sodium | 235 | 76 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-03-27
- Last updated
- 2026-05-14
- Certified
- 2026-05-14
Frequently asked questions
- What is Jose Guzman Diaz's NPI number?
- Jose Guzman Diaz's National Provider Identifier (NPI) is 1528452406, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jose Guzman Diaz's specialty?
- Jose Guzman Diaz is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jose Guzman Diaz located?
- Jose Guzman Diaz's practice location on file with NPPES is 320 Southmore Ave Ste 328, Pasadena, TX 77502-1135.
- What is Jose Guzman Diaz's phone number?
- The practice phone number listed in the NPPES registry for Jose Guzman Diaz is (888) 478-8432.
- Does Jose Guzman Diaz accept Medicare?
- Jose Guzman Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jose Guzman Diaz's NPI active?
- Yes — Jose Guzman Diaz's NPI (1528452406) is active in the NPPES registry as of the last update on 2026-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.