Gregory Stewart, MD
NPI 1396700662 · Orthopaedic Surgery Physician · Johnson City, TN
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Stewart, MD is a Orthopaedic Surgery Physician provider in Johnson City, TN (NPI 1396700662).
Provider details
- NPI number
- 1396700662
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 37555 (TN)
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
966 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 264 | $83 |
| X-Ray of Knee, 3 Views73562 | 144 | $36 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 143 | $64 |
| X-Ray of Hip, 2-3 Views73502 | 97 | $42 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 68 | $119 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 49 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 124 | 44 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 83 | 57 |
| Methylprednisolone | 73 | 64 |
| Celecoxib | 70 | 24 |
| Clindamycin Hcl | 58 | 22 |
| Amoxicillin | 50 | 24 |
| Methocarbamol | 42 | 32 |
| Ondansetron Hcl | 33 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$315 across 5 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
- 2006-04-19
- Last updated
- 2019-12-16
- Certified
- 2019-12-16
Frequently asked questions
- What is Gregory Stewart's NPI number?
- Gregory Stewart's National Provider Identifier (NPI) is 1396700662, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Stewart's specialty?
- Gregory Stewart is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Stewart located?
- Gregory Stewart's practice location on file with NPPES is 2410 Susannah St, Johnson City, TN 37601-1748.
- What is Gregory Stewart's phone number?
- The practice phone number listed in the NPPES registry for Gregory Stewart is (423) 282-9011.
- Does Gregory Stewart accept Medicare?
- Gregory Stewart is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Stewart's NPI active?
- Yes — Gregory Stewart's NPI (1396700662) is active in the NPPES registry as of the last update on 2019-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.