James Dinn, DO, MS
NPI 1790364933 · Internal Medicine Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Dinn, DO, MS is a Internal Medicine Physician provider in San Antonio, TX (NPI 1790364933).
Provider details
- NPI number
- 1790364933
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO, MS
- Sex
- Male
- Sole proprietor
- No
- License
- T9669 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
5 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
45 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 | 23 | $87 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 22 | $9 |
Typical Medicare-allowed amounts for these services range $9–$87 (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 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 28 | 24 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 19 | 11 |
| Tramadol Hcl | 18 | — |
| Metformin Hcl | 17 | 16 |
| Amlodipine Besylate | 16 | 11 |
| Azelastine Hcl | 15 | 12 |
| Carvedilol | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 across 1 record (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
- 2021-04-05
- Last updated
- 2024-07-23
- Certified
- 2024-07-23
Frequently asked questions
- What is James Dinn's NPI number?
- James Dinn's National Provider Identifier (NPI) is 1790364933, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Dinn's specialty?
- James Dinn is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Dinn located?
- James Dinn's practice location on file with NPPES is 600 Division Ave Ste E, San Antonio, TX 78214-1336.
- What is James Dinn's phone number?
- The practice phone number listed in the NPPES registry for James Dinn is (210) 222-0333.
- Does James Dinn accept Medicare?
- James Dinn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Dinn's NPI active?
- Yes — James Dinn's NPI (1790364933) is active in the NPPES registry as of the last update on 2024-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.