Melissa Larusso, DO
NPI 1528228657 · Rheumatology Physician · Greenwich, CT
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Larusso, DO is a Rheumatology Physician provider in Greenwich, CT (NPI 1528228657).
Provider details
- NPI number
- 1528228657
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- 256622 (NY)
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
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
302 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 102 | $134 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 80 | $95 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 62 | $174 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 33 | $116 |
| X-Ray of Hand, Minimum of 3 Views73130 | 25 | $40 |
Typical Medicare-allowed amounts for these services range $40–$174 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 114 | 35 |
| Hydroxychloroquine Sulfate | 74 | 22 |
| Allopurinol | 31 | — |
| Gabapentin | 27 | — |
| Duloxetine Hcl | 25 | — |
| Alendronate Sodium | 24 | — |
| Methotrexate Sodiumbrand: Methotrexate | 24 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$22 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)
- 82 Lamberts LaneStaten Island, NY 10314Phone: (718) 477-5479Fax: (718) 761-1770
Registry dates
- Enumerated
- 2008-06-12
- Last updated
- 2021-01-14
- Certified
- 2021-01-14
Frequently asked questions
- What is Melissa Larusso's NPI number?
- Melissa Larusso's National Provider Identifier (NPI) is 1528228657, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Larusso's specialty?
- Melissa Larusso is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Melissa Larusso located?
- Melissa Larusso's practice location on file with NPPES is 6 Greenwich Office Park, Greenwich, CT 06831-5151.
- What is Melissa Larusso's phone number?
- The practice phone number listed in the NPPES registry for Melissa Larusso is (203) 869-1145.
- Does Melissa Larusso accept Medicare?
- Melissa Larusso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Larusso's NPI active?
- Yes — Melissa Larusso's NPI (1528228657) is active in the NPPES registry as of the last update on 2021-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.