Robert Yohannan, MD
NPI 1255300216 · Nephrology Physician · Huntington, NY
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Yohannan, MD is a Nephrology Physician provider in Huntington, NY (NPI 1255300216).
Provider details
- NPI number
- 1255300216
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 229388 (NY)
Specialties & taxonomies
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,991 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 640 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 556 | $145 |
| Kidney Function Blood Test Panel80069 | 539 | $8 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 503 | $6 |
| Microscopic Examination for White Blood Cells With Manual Cell Count85007 | 494 | $4 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 364 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydralazine Hcl | 73 | 22 |
| Allopurinol | 56 | 18 |
| Losartan Potassium | 54 | 17 |
| Calcitriol | 54 | 15 |
| Lisinopril | 54 | 20 |
| Carvedilol | 54 | 19 |
| Amlodipine Besylate | 53 | 21 |
| Sevelamer Carbonate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$87 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
Registry dates
- Enumerated
- 2006-03-14
- Last updated
- 2020-05-20
- Certified
- 2020-05-20
Frequently asked questions
- What is Robert Yohannan's NPI number?
- Robert Yohannan's National Provider Identifier (NPI) is 1255300216, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Yohannan's specialty?
- Robert Yohannan is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Yohannan located?
- Robert Yohannan's practice location on file with NPPES is 325 Park Ave, Huntington, NY 11743-2779.
- What is Robert Yohannan's phone number?
- The practice phone number listed in the NPPES registry for Robert Yohannan is (631) 351-3784.
- Does Robert Yohannan accept Medicare?
- Robert Yohannan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Yohannan's NPI active?
- Yes — Robert Yohannan's NPI (1255300216) is active in the NPPES registry as of the last update on 2020-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.