Sofia Rubinstein, M.D.
NPI 1043279045 · Nephrology Physician · East Meadow, NY
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sofia Rubinstein, M.D. is a Nephrology Physician provider in East Meadow, NY (NPI 1043279045).
Provider details
- NPI number
- 1043279045
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 218934 (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 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
430 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 | 124 | $87 |
| Hemodialysis Procedure Requiring Repeated Evaluation90937 | 99 | $112 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 65 | $131 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 48 | $145 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 39 | $393 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-20
- Last updated
- 2008-04-10
Frequently asked questions
- What is Sofia Rubinstein's NPI number?
- Sofia Rubinstein's National Provider Identifier (NPI) is 1043279045, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sofia Rubinstein's specialty?
- Sofia Rubinstein is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Sofia Rubinstein located?
- Sofia Rubinstein's practice location on file with NPPES is 2201 Hempstead Tpke, East Meadow, NY 11554-1859.
- What is Sofia Rubinstein's phone number?
- The practice phone number listed in the NPPES registry for Sofia Rubinstein is (516) 572-6501.
- Does Sofia Rubinstein accept Medicare?
- Sofia Rubinstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sofia Rubinstein's NPI active?
- Yes — Sofia Rubinstein's NPI (1043279045) is active in the NPPES registry as of the last update on 2008-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.