John Kothmann, M.D.
NPI 1780624502 · Family Medicine Physician · Fredericksburg, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Kothmann, M.D. is a Family Medicine Physician provider in Fredericksburg, TX (NPI 1780624502).
Provider details
- NPI number
- 1780624502
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- L8578 (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
20 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
6,149 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 | 839 | $123 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 737 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 694 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 620 | $13 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 557 | $60 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 195 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 459 | 95 |
| Atorvastatin Calcium | 430 | 104 |
| Losartan Potassium | 395 | 97 |
| Amlodipine Besylate | 387 | 89 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 369 | 58 |
| Lisinopril | 347 | 81 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-08
- Last updated
- 2011-04-04
Frequently asked questions
- What is John Kothmann's NPI number?
- John Kothmann's National Provider Identifier (NPI) is 1780624502, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Kothmann's specialty?
- John Kothmann is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Kothmann located?
- John Kothmann's practice location on file with NPPES is 1308 South Highway 16, Fredericksburg, TX 78624-5058.
- What is John Kothmann's phone number?
- The practice phone number listed in the NPPES registry for John Kothmann is (830) 997-2181.
- Does John Kothmann accept Medicare?
- John Kothmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Kothmann's NPI active?
- Yes — John Kothmann's NPI (1780624502) is active in the NPPES registry as of the last update on 2011-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.