Michael Hay, MD
NPI 1013992940 · Orthopaedic Surgery Physician · Harriman, TN
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Hay, MD is a Orthopaedic Surgery Physician provider in Harriman, TN (NPI 1013992940).
Provider details
- NPI number
- 1013992940
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 7486 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,339 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 250 | $69 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 249 | $86 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 222 | $122 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 192 | $54 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 172 | $160 |
| Injection Into Tendon Or Ligament |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 107 | 26 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 92 | 56 |
| Gabapentin | 75 | 13 |
| Doxycycline Hyclate | 43 | 38 |
| Celecoxib | 32 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 29 | 27 |
| Duloxetine Hcl | 12 |
Practice location
Mailing address
Additional practice locations (1)
- 1301 Montgomery RdGraham, TX 76450-4240Phone: (940) 521-5360Fax: (940) 521-5154
Registry dates
- Enumerated
- 2005-12-14
- Last updated
- 2025-10-15
- Certified
- 2025-10-15
Frequently asked questions
- What is Michael Hay's NPI number?
- Michael Hay's National Provider Identifier (NPI) is 1013992940, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Hay's specialty?
- Michael Hay is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Hay located?
- Michael Hay's practice location on file with NPPES is 8035 Roane Medical Center Dr Ste 130, Harriman, TN 37748-8334.
- What is Michael Hay's phone number?
- The practice phone number listed in the NPPES registry for Michael Hay is (865) 315-3650.
- Does Michael Hay accept Medicare?
- Michael Hay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Hay's NPI active?
- Yes — Michael Hay's NPI (1013992940) is active in the NPPES registry as of the last update on 2025-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.