Gregory Melkonian, MD
NPI 1891711693 · Pediatric Orthopaedic Surgery Physician · Boston, MA
Gregory Melkonian, MD is a Pediatric Orthopaedic Surgery Physician provider in Boston, MA (NPI 1891711693).
Provider details
- NPI number
- 1891711693
- Entity type
- Individual
- Primary specialty
- Pediatric Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 226761 (MA)
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 tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-14
- Last updated
- 2012-10-10
Frequently asked questions
- What is Gregory Melkonian's NPI number?
- Gregory Melkonian's National Provider Identifier (NPI) is 1891711693, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Melkonian's specialty?
- Gregory Melkonian is listed in the NPPES registry with a primary specialty of Pediatric Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Melkonian located?
- Gregory Melkonian's practice location on file with NPPES is 300 Longwood Ave, Boston, MA 02115-5724.
- What is Gregory Melkonian's phone number?
- The practice phone number listed in the NPPES registry for Gregory Melkonian is (617) 355-6021.
- Is Gregory Melkonian's NPI active?
- Yes — Gregory Melkonian's NPI (1891711693) is active in the NPPES registry as of the last update on 2012-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.