Wayne Gray, MD
NPI 1588633663 · Cardiovascular Disease Physician · Muncie, IN
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wayne Gray, MD is a Cardiovascular Disease Physician provider in Muncie, IN (NPI 1588633663).
Provider details
- NPI number
- 1588633663
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01021159A (IN)
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
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
3,426 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 1,147 | $8 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 846 | $13 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 733 | $118 |
| Blood Test, Clotting Time85610 | 261 | $4 |
| Anticoagulant Management of Patient Taking Warfarin93793 | 154 | $11 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 52 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Warfarin Sodium | 264 | 92 |
| Atorvastatin Calcium | 249 | 86 |
| Metoprolol Succinate | 241 | 87 |
| Apixabanbrand: Eliquis | 231 | 66 |
| Amlodipine Besylate | 209 | 76 |
| Carvedilol | 206 | 72 |
| Sacubitril/Valsartanbrand: Entresto |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$143 across 9 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
- 2006-03-14
- Last updated
- 2021-01-08
- Certified
- 2021-01-08
Frequently asked questions
- What is Wayne Gray's NPI number?
- Wayne Gray's National Provider Identifier (NPI) is 1588633663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wayne Gray's specialty?
- Wayne Gray is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Wayne Gray located?
- Wayne Gray's practice location on file with NPPES is 2525 W University Ave, Muncie, IN 47303-3400.
- What is Wayne Gray's phone number?
- The practice phone number listed in the NPPES registry for Wayne Gray is (765) 281-2000.
- Does Wayne Gray accept Medicare?
- Wayne Gray is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wayne Gray's NPI active?
- Yes — Wayne Gray's NPI (1588633663) is active in the NPPES registry as of the last update on 2021-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.