Sara El Gassim
NPI 1508285214 · Internal Medicine Physician · Cortlandt Manor, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sara El Gassim is a Internal Medicine Physician provider in Cortlandt Manor, NY (NPI 1508285214).
Provider details
- NPI number
- 1508285214
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- Yes
- License
- 54897 (AZ)
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 tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
594 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 35 Minutes99232 | 313 | $88 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 192 | $192 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 56 | $125 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 33 | $131 |
Typical Medicare-allowed amounts for these services range $88–$192 (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
Additional practice locations (4)
- 1301 S Crismon RdMesa, AZ 85209-3767Phone: (713) 517-2495
- 9590 E Ironwood Square DrScottsdale, AZ 85258-4581Phone: (713) 517-2495
- 7901 BroadwayElmhurst, NY 11373-1329Phone: (718) 334-2490
- 1300 Roanoke AveRiverhead, NY 11901-2031Phone: (631) 548-6000
Registry dates
- Enumerated
- 2014-04-09
- Last updated
- 2023-08-29
- Certified
- 2023-08-29
Frequently asked questions
- What is Sara El Gassim's NPI number?
- Sara El Gassim's National Provider Identifier (NPI) is 1508285214, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sara El Gassim's specialty?
- Sara El Gassim is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sara El Gassim located?
- Sara El Gassim's practice location on file with NPPES is 1980 Crompond Rd, Cortlandt Manor, NY 10567-4144.
- What is Sara El Gassim's phone number?
- The practice phone number listed in the NPPES registry for Sara El Gassim is (914) 788-4635.
- Does Sara El Gassim accept Medicare?
- Sara El Gassim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sara El Gassim's NPI active?
- Yes — Sara El Gassim's NPI (1508285214) is active in the NPPES registry as of the last update on 2023-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.