James Otto, M.D.
NPI 1477690766 · Internal Medicine Physician · Nacogdoches, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Otto, M.D. is a Internal Medicine Physician provider in Nacogdoches, TX (NPI 1477690766).
Provider details
- NPI number
- 1477690766
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- J0173 (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
19 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
774 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 401 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 127 | $87 |
| Urinalysis, Manual Test81002 | 42 | $3 |
| Administration of Influenza Virus VaccineG0008 | 42 | $31 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 32 | $16 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 31 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 134 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 733 | 188 |
| Amlodipine Besylate | 596 | 147 |
| Levothyroxine Sodium | 359 | 82 |
| Losartan Potassium | 305 | 85 |
| Semaglutidebrand: Ozempic | 268 | 46 |
| Lisinopril | 268 | 71 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$107 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
- 2007-01-30
- Last updated
- 2023-05-23
- Certified
- 2023-05-23
Frequently asked questions
- What is James Otto's NPI number?
- James Otto's National Provider Identifier (NPI) is 1477690766, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Otto's specialty?
- James Otto is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Otto located?
- James Otto's practice location on file with NPPES is 1002 N Mound St, Nacogdoches, TX 75961-4437.
- What is James Otto's phone number?
- The practice phone number listed in the NPPES registry for James Otto is (936) 560-3800.
- Does James Otto accept Medicare?
- James Otto is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Otto's NPI active?
- Yes — James Otto's NPI (1477690766) is active in the NPPES registry as of the last update on 2023-05-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.