Barney Rubenstein, MD
NPI 1356339469 · Internal Medicine Physician · Greenwich, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barney Rubenstein, MD is a Internal Medicine Physician provider in Greenwich, NY (NPI 1356339469).
Provider details
- NPI number
- 1356339469
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 162668 (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
20 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
820 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 | 613 | $74 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 130 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $64 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 29 | $8 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 13 | $73 |
Typical Medicare-allowed amounts for these services range $8–$74 (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 · 158 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 928 | 220 |
| Lisinopril | 713 | 164 |
| Omeprazole | 631 | 170 |
| Levothyroxine Sodium | 532 | 130 |
| Amlodipine Besylate | 512 | 128 |
| Rosuvastatin Calcium | 336 | 86 |
| Duloxetine Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 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)
- 213 Main StreetSalem Medical CenterSalem, NY 12865Phone: (518) 854-3821Fax: (518) 854-3224
Registry dates
- Enumerated
- 2005-10-12
- Last updated
- 2021-06-08
- Certified
- 2021-06-08
Frequently asked questions
- What is Barney Rubenstein's NPI number?
- Barney Rubenstein's National Provider Identifier (NPI) is 1356339469, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barney Rubenstein's specialty?
- Barney Rubenstein is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Barney Rubenstein located?
- Barney Rubenstein's practice location on file with NPPES is 1134 State Route 29, Greenwich, NY 12834.
- What is Barney Rubenstein's phone number?
- The practice phone number listed in the NPPES registry for Barney Rubenstein is (518) 692-9861.
- Does Barney Rubenstein accept Medicare?
- Barney Rubenstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barney Rubenstein's NPI active?
- Yes — Barney Rubenstein's NPI (1356339469) is active in the NPPES registry as of the last update on 2021-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.