George Mussalli, M.D.
NPI 1659599603 · Maternal & Fetal Medicine Physician · New York, NY
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
George Mussalli, M.D. is a Maternal & Fetal Medicine Physician provider in New York, NY (NPI 1659599603).
Provider details
- NPI number
- 1659599603
- Entity type
- Individual
- Primary specialty
- Maternal & Fetal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 198008-1 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$33 across 1 record (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
Additional practice locations (1)
- 101 W 12th StNew York, NY 10011-8142Phone: (212) 741-2229
Registry dates
- Enumerated
- 2007-04-23
- Last updated
- 2018-12-03
Frequently asked questions
- What is George Mussalli's NPI number?
- George Mussalli's National Provider Identifier (NPI) is 1659599603, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Mussalli's specialty?
- George Mussalli is listed in the NPPES registry with a primary specialty of Maternal & Fetal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is George Mussalli located?
- George Mussalli's practice location on file with NPPES is 1225 Park Ave, New York, NY 10128-1758.
- What is George Mussalli's phone number?
- The practice phone number listed in the NPPES registry for George Mussalli is (212) 741-2229.
- Does George Mussalli accept Medicare?
- George Mussalli is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is George Mussalli's NPI active?
- Yes — George Mussalli's NPI (1659599603) is active in the NPPES registry as of the last update on 2018-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.