Robert Mascarelli, PHYSICIAN ASSISTANT
NPI 1932145687 · Surgical Physician Assistant · Rockville Centre, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Mascarelli, PHYSICIAN ASSISTANT is a Surgical Physician Assistant provider in Rockville Centre, NY (NPI 1932145687).
Provider details
- NPI number
- 1932145687
- Entity type
- Individual
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PHYSICIAN ASSISTANT
- Sex
- Male
- Sole proprietor
- No
- License
- 008855-1 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
126 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 82 | $112 |
| Critical Care, First 30-74 Minutes99291 | 27 | $201 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 17 | $81 |
Typical Medicare-allowed amounts for these services range $81–$201 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-21
- Last updated
- 2022-01-06
- Certified
- 2022-01-06
Frequently asked questions
- What is Robert Mascarelli's NPI number?
- Robert Mascarelli's National Provider Identifier (NPI) is 1932145687, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Mascarelli's specialty?
- Robert Mascarelli is listed in the NPPES registry with a primary specialty of Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Robert Mascarelli located?
- Robert Mascarelli's practice location on file with NPPES is 100 Merrick Rd, Rockville Centre, NY 11570-4800.
- What is Robert Mascarelli's phone number?
- The practice phone number listed in the NPPES registry for Robert Mascarelli is (516) 255-9031.
- Does Robert Mascarelli accept Medicare?
- Robert Mascarelli is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Mascarelli's NPI active?
- Yes — Robert Mascarelli's NPI (1932145687) is active in the NPPES registry as of the last update on 2022-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.