Gregory Johnsen, MD
NPI 1710957105 · Interventional Cardiology Physician · Tulsa, OK
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Johnsen, MD is a Interventional Cardiology Physician provider in Tulsa, OK (NPI 1710957105).
Provider details
- NPI number
- 1710957105
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 16972 (OK)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
1,235 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 | 438 | $119 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 358 | $13 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 82 | $11 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 72 | $152 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 70 | $74 |
| Insertion of Tube in Left Lower Heart Chamber and Coronary Artery for Diagnosis With Review By Radiologist |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 432 | 137 |
| Rosuvastatin Calcium | 412 | 124 |
| Metoprolol Succinate | 372 | 109 |
| Ezetimibe | 364 | 98 |
| Amlodipine Besylate | 306 | 100 |
| Apixabanbrand: Eliquis | 291 | 70 |
| Carvedilol | 198 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$348 across 8 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
- 2006-01-26
- Last updated
- 2014-03-04
Frequently asked questions
- What is Gregory Johnsen's NPI number?
- Gregory Johnsen's National Provider Identifier (NPI) is 1710957105, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Johnsen's specialty?
- Gregory Johnsen is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Johnsen located?
- Gregory Johnsen's practice location on file with NPPES is 1265 S Utica Ave, Tulsa, OK 74104-4243.
- What is Gregory Johnsen's phone number?
- The practice phone number listed in the NPPES registry for Gregory Johnsen is (918) 592-0999.
- Does Gregory Johnsen accept Medicare?
- Gregory Johnsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Johnsen's NPI active?
- Yes — Gregory Johnsen's NPI (1710957105) is active in the NPPES registry as of the last update on 2014-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.