James Bass, M.D.
NPI 1336130079 · General Practice Physician · Rolla, MO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Bass, M.D. is a General Practice Physician provider in Rolla, MO (NPI 1336130079).
Provider details
- NPI number
- 1336130079
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- R2C49 (MO)
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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
468 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 233 | $118 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 112 | $166 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 87 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 25 | $83 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen87635 | 11 | $50 |
Typical Medicare-allowed amounts for these services range $50–$166 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 83 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 212 | 53 |
| Levothyroxine Sodium | 207 | 55 |
| Lisinopril | 123 | 29 |
| Rosuvastatin Calcium | 117 | 33 |
| Atorvastatin Calcium | 113 | 29 |
| Escitalopram Oxalate | 90 | 22 |
| Metformin Hcl |
Practice location
Mailing address
Additional practice locations (2)
- 1000 W 10th StRolla, MO 65401-2905Phone: (573) 364-9000Fax: (573) 426-2108
- 1000 W 10th StRolla, MO 65401-2905Phone: (573) 458-8899Fax: (573) 341-5611
Registry dates
- Enumerated
- 2005-11-02
- Last updated
- 2025-06-10
- Certified
- 2025-06-10
Frequently asked questions
- What is James Bass's NPI number?
- James Bass's National Provider Identifier (NPI) is 1336130079, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Bass's specialty?
- James Bass is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is James Bass located?
- James Bass's practice location on file with NPPES is 1050 W 10th St, Rolla, MO 65401-2905.
- What is James Bass's phone number?
- The practice phone number listed in the NPPES registry for James Bass is (573) 364-9000.
- Does James Bass accept Medicare?
- James Bass is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Bass's NPI active?
- Yes — James Bass's NPI (1336130079) is active in the NPPES registry as of the last update on 2025-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.