Jack Whitaker, MD
NPI 1922064047 · Cardiovascular Disease Physician · Greeneville, TN
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jack Whitaker, MD is a Cardiovascular Disease Physician provider in Greeneville, TN (NPI 1922064047).
Provider details
- NPI number
- 1922064047
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 0101245897 (VA)
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
1,550 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) |
|---|---|---|
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 399 | $64 |
| Nuclear Medicine Studies of Heart Muscle at Rest and With Stress and Spect78452 | 199 | $71 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Review By Physician93018 | 195 | $13 |
| Exercise Or Drug-Induced Heart Stress Test With Electrocardiogram (ecg) With Supervision By Physician93016 | 152 | $20 |
| Programming of Dual Lead Pacemaker System93280 | 120 | $72 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 201 | 73 |
| Atorvastatin Calcium | 196 | 62 |
| Apixabanbrand: Eliquis | 196 | 60 |
| Rosuvastatin Calcium | 183 | 69 |
| Metoprolol Tartrate | 127 | 51 |
| Metoprolol Succinate | 127 | 43 |
| Clopidogrel Bisulfate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,221 across 74 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
- 2006-04-26
- Last updated
- 2024-10-28
- Certified
- 2024-10-28
Frequently asked questions
- What is Jack Whitaker's NPI number?
- Jack Whitaker's National Provider Identifier (NPI) is 1922064047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Whitaker's specialty?
- Jack Whitaker is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Jack Whitaker located?
- Jack Whitaker's practice location on file with NPPES is 1410 Tusculum Blvd.,, Greeneville, TN 37745.
- What is Jack Whitaker's phone number?
- The practice phone number listed in the NPPES registry for Jack Whitaker is (423) 638-2270.
- Does Jack Whitaker accept Medicare?
- Jack Whitaker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jack Whitaker's NPI active?
- Yes — Jack Whitaker's NPI (1922064047) is active in the NPPES registry as of the last update on 2024-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.