Mark Koenig, M.D.
NPI 1770521502 · Interventional Cardiology Physician · Nashville, TN
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Koenig, M.D. is a Interventional Cardiology Physician provider in Nashville, TN (NPI 1770521502).
Provider details
- NPI number
- 1770521502
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 32261 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
1,938 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 | 507 | $118 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 207 | $63 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 147 | $109 |
| Nuclear Medicine Studies of Heart Muscle at Rest and With Stress and Spect78452 | 103 | $70 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 99 | $13 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Review By Physician |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 477 | 150 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 455 | 145 |
| Carvedilol | 334 | 99 |
| Metoprolol Succinate | 315 | 105 |
| Ezetimibe | 306 | 109 |
| Lisinopril | 254 | 74 |
| Rosuvastatin Calcium | 248 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,030 across 25 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
- 2006-06-03
- Last updated
- 2021-08-02
- Certified
- 2021-08-02
Frequently asked questions
- What is Mark Koenig's NPI number?
- Mark Koenig's National Provider Identifier (NPI) is 1770521502, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Koenig's specialty?
- Mark Koenig is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Koenig located?
- Mark Koenig's practice location on file with NPPES is 4230 Harding Rd, Nashville, TN 37205.
- What is Mark Koenig's phone number?
- The practice phone number listed in the NPPES registry for Mark Koenig is (615) 259-4545.
- Does Mark Koenig accept Medicare?
- Mark Koenig is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Koenig's NPI active?
- Yes — Mark Koenig's NPI (1770521502) is active in the NPPES registry as of the last update on 2021-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.