Gregory Merrell, M.D.
NPI 1679502165 · Orthopaedic Hand Surgery Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Merrell, M.D. is a Orthopaedic Hand Surgery Physician provider in Indianapolis, IN (NPI 1679502165).
Provider details
- NPI number
- 1679502165
- Entity type
- Individual
- Primary specialty
- Orthopaedic Hand Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 01063616A (IN)
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
19 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
1,017 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 | 148 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 141 | $118 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 126 | $149 |
| Injection Into Tendon Or Ligament20550 | 79 | $49 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 76 | $103 |
| Release And/Or Relocation of Hand Nerve |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$867 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
- 2006-06-30
- Last updated
- 2024-04-01
- Certified
- 2021-02-10
Frequently asked questions
- What is Gregory Merrell's NPI number?
- Gregory Merrell's National Provider Identifier (NPI) is 1679502165, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Merrell's specialty?
- Gregory Merrell is listed in the NPPES registry with a primary specialty of Orthopaedic Hand Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Merrell located?
- Gregory Merrell's practice location on file with NPPES is 8501 Harcourt Rd, Indianapolis, IN 46260-2046.
- What is Gregory Merrell's phone number?
- The practice phone number listed in the NPPES registry for Gregory Merrell is (317) 875-9105.
- Does Gregory Merrell accept Medicare?
- Gregory Merrell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Merrell's NPI active?
- Yes — Gregory Merrell's NPI (1679502165) is active in the NPPES registry as of the last update on 2024-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.