NPPES file of Aug 9, 2026

Eugene Grudnikoff, M.D.

Child & Adolescent Psychiatry Physician · Amityville, NY

Eugene Grudnikoff, M.D. is a child & adolescent psychiatry physician with a practice address in Amityville, New York, and NPI 1548553217, issued on May 27, 2011. Check the license (New York 262638, 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
1548553217
Name
Eugene Grudnikoff
Credential
M.D.
Primary taxonomy
Child & Adolescent Psychiatry Physician 2084P0804X
License number
262638 NY
Self-reported in NPPES; status is on the state search
Practice location
400 Sunrise Hwy, Amityville, NY 11701
Phone
(631) 608-5205
Enumerated
May 27, 2011
Record last updated
Aug 20, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(631) 608-4112
Medicare enrollment
Enrolled (PECOS I20150506002045); 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.
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8 nearest child & adolescent psychiatry physician records → All 827 in New York → Look up another NPI →

Also registered at 400 Sunrise Hwy

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

  1. Rashid AliPhysician Assistant1790222123
  2. Joseph Amnawah, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1891050647
  3. Patricia Avila, NPAdult Health Nurse Practitioner1831433671
  4. Catherine Axelson, NPPPsychiatric/Mental Health Nurse Practitioner1497895528
  5. Dahiana Bakalian, PA-CPhysician Assistant1871976811
  6. Nanci BergAdult Health Nurse Practitioner1871805598

Verify Eugene Grudnikoff 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 262638    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

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3.9 times the Medicare Part D claims of the average child & adolescent psychiatry physician in 2024

1,962 Medicare Part D claims for 55 beneficiaries, against an average of 504 among the 3,545 providers of this specialty who prescribed in Part D.

  1. Eugene Grudnikoff1,962
  2. Specialty average504

Most prescribed

  1. Clozapine386 claims
  2. Quetiapine Fumarate130 claims
  3. Fluoxetine Hcl110 claims
  4. Bupropion Xl105 claims
  5. Clonazepam99 claims
  6. Aripiprazole90 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.

Bills Medicare through 2 group practices

  1. North Shore-Lij Medical PCGlen Oaks, NY
  2. Nyc Psychiatrist Services P.C.New York, NY

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

Eugene Grudnikoff among 827 child & adolescent psychiatry physician records in New York

Eugene Grudnikoff, M.D. is one of 827 child & adolescent psychiatry physician records with a practice address in New York. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 70% of them.

  • NPI issued2011 · 70% of these records are older, 27% newer
  • In a Medicare fileYes · 57% of these records are
  • In the CMS Doctors and Clinicians fileYes · 26% of these records are
  • Graduated2009 · median 2001 among the 213 with a school on file
  • Record last updated2014 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0804X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Child & Adolescent Psychiatry Physician providers in New York

There are 827 child & adolescent psychiatry physician records in New York.

All 827 in New York → Every provider in Amityville → Child & Adolescent Psychiatry Physician nationwide →

The 8 child & adolescent psychiatry physician records with the nearest ZIP codes

  1. Harsimran Brar, M.DAmityville, NY 117011427384676
  2. Fayola Fils-AimeAmityville, NY 117011972946853
  3. Han Lee, MDAmityville, NY 117011740340116
  4. Saniya Kibria, MDBay Shore, NY 117061467719161
  5. Paris Arianas, MDBrentwood, NY 117171467551002
  6. Karen Thomas, M.D.West Brentwood, NY 117171255592911
  7. Marsha Alexander, D.OCommack, NY 117251508059056
  8. Saurabh Gupta, MDCommack, NY 117251972884856

Common questions

What is Eugene Grudnikoff, M.D.'s NPI number?

Eugene Grudnikoff, M.D.'s National Provider Identifier (NPI) is 1548553217, issued on May 27, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Eugene Grudnikoff, M.D. located?

The NPPES record lists a practice address at 400 Sunrise Hwy, Amityville, NY, 11701. Phone: (631) 608-5205. Providers update this record themselves, so call before visiting.

How can I verify Eugene Grudnikoff, M.D.'s license?

NPPES lists New York license number 262638, 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 Eugene Grudnikoff, M.D. prescribe under Medicare Part D?

In 2024, Eugene Grudnikoff, M.D. had 1,962 Medicare Part D claims for 55 beneficiaries; the average among child & adolescent psychiatry physician prescribers was 504. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.