NPPES file of Aug 9, 2026

Robert Yohannan, MD

Nephrology Physician · Huntington, NY

Robert Yohannan, MD is a nephrology physician with a practice address in Huntington, New York, and NPI 1255300216, issued on Mar 14, 2006. Check the license (New York 229388, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255300216
Name
Robert Yohannan
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License number
229388 NY
Self-reported in NPPES; status is on the state search
Practice location
325 Park Ave, Huntington, NY 11743
Phone
(631) 351-3784
Enumerated
Mar 14, 2006
Record last updated
May 20, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20041019000870); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 325 Park Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Armand Abulencia, MDOrthopaedic Surgery Physician1093733545
  2. Sacha Balmir, DONephrology Physician1255438131
  3. Lois Bennardo, M.S. CCC-AAudiologist1689943029
  4. Jonathan Boxer, M.D.Internal Medicine Physician1942313077
  5. Jessica Caporuscio, M.D.Internal Medicine Physician1346405610
  6. Gerald Cordani, M.D.Internal Medicine Physician1699785121

Verify Robert Yohannan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 229388
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

30% fewer Medicare Part D claims than the average nephrology physician in 2024

1,031 Medicare Part D claims for 182 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Robert Yohannan1,031
  2. Specialty average1,465

Most prescribed

  1. Hydralazine Hcl73 claims
  2. Allopurinol56 claims
  3. Calcitriol54 claims
  4. Carvedilol54 claims
  5. Lisinopril54 claims
  6. Losartan Potassium54 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $87.04

1 payment: food and beverage; the largest payer was Nxstage Medical, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Robert Yohannan$87.04
  2. Specialty average$3,091.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. North Shore Medical Group OF The Mount Sinai School OF MedicineGreenlawn, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nephrology Physician providers in New York

There are 1,049 nephrology physician records in New York.

Other nephrology physician records in New York

  1. Mersema Abate, MDEast Setauket, NY1497950133
  2. Rula Abdulrahman, M.D.Stony Brook, NY1790180776
  3. Matthew Abramowitz, M.D.Bronx, NY1619115524
  4. Matthew Abramson, M.D.New York, NY1790104560
  5. Niraj Acharya, MDBrooklyn, NY1609950617
  6. Hugh Adams, MDRochester, NY1356637482
  7. Sujatha Addagatla, M.D.Niagara Falls, NY1720168198
  8. Daniel Addanki, M.D.,Bronx, NY1023281342
  9. Stephen Adler, MDHawthorne, NY1164421020
  10. Christopher Adubor, MDMount Vernon, NY1962464594

Common questions

What is Robert Yohannan, MD's NPI number?

Robert Yohannan, MD's National Provider Identifier (NPI) is 1255300216, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert Yohannan, MD located?

The NPPES record lists a practice address at 325 Park Ave, Huntington, NY, 11743. Phone: (631) 351-3784. Providers update this record themselves, so call before visiting.

How can I verify Robert Yohannan, MD's license?

NPPES lists New York license number 229388, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Robert Yohannan, MD prescribe under Medicare Part D?

In 2024, Robert Yohannan, MD had 1,031 Medicare Part D claims for 182 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.