Jon Johnson, M.D.
NPI 1285992107 · Internal Medicine Physician · Stillwater, OK
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jon Johnson, M.D. is a Internal Medicine Physician provider in Stillwater, OK (NPI 1285992107).
Provider details
- NPI number
- 1285992107
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 29234 (OK)
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
14 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
1,392 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 660 | $76 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 265 | $126 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 207 | $78 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 124 | $110 |
| Critical Care, First 30-74 Minutes99291 | 63 | $206 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 52 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Potassium Chloride | 22 | 13 |
| Levofloxacin | 18 | 18 |
| Furosemide | 16 | — |
| Atorvastatin Calcium | 14 | 12 |
| Cefdinir | 13 | 13 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 13 | — |
| Apixabanbrand: Eliquis | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$48 across 3 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
- 2012-04-28
- Last updated
- 2016-07-27
Frequently asked questions
- What is Jon Johnson's NPI number?
- Jon Johnson's National Provider Identifier (NPI) is 1285992107, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jon Johnson's specialty?
- Jon Johnson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jon Johnson located?
- Jon Johnson's practice location on file with NPPES is 608 S Hester St, Stillwater, OK 74074-4516.
- What is Jon Johnson's phone number?
- The practice phone number listed in the NPPES registry for Jon Johnson is (405) 377-8000.
- Does Jon Johnson accept Medicare?
- Jon Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jon Johnson's NPI active?
- Yes — Jon Johnson's NPI (1285992107) is active in the NPPES registry as of the last update on 2016-07-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.