Efraim Junior Keisari, M.D.
Psychiatry Physician · Plainview, NY
Efraim Junior Keisari, M.D. is a psychiatry physician with a practice address in Plainview, New York, and NPI 1336502871, issued on Apr 1, 2016. Check the license (New York 310653, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Efraim Junior Keisari
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- 310653 NY
ME137782 FL
Self-reported in NPPES; status is on the state search - Practice location
- 100 Manetto Hill RD Ste 209, Plainview, NY 11803
- Phone
- (212) 287-5888
- Enumerated
- Apr 1, 2016
- Record last updated
- Sep 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (918) 205-8628
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 6,589 in New York → Look up another NPI →
Verify Efraim Junior Keisari in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 310653Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
53% fewer Medicare Part D claims than the average psychiatry physician in 2024
466 Medicare Part D claims for 61 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Clonazepam64 claims
- Sertraline Hcl43 claims
- Mirtazapine39 claims
- Lamotrigine31 claims
- Alprazolam27 claims
- Escitalopram Oxalate21 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.
Efraim Junior Keisari among 6,589 psychiatry physician records in New York
Efraim Junior Keisari, M.D. is one of 6,589 psychiatry physician records with a practice address in New York. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 80% of them.
- NPI issued2016 · 80% of these records are older, 18% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 39% of these records are
- Record last updated2021 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in New York
There are 6,589 psychiatry physician records in New York.
All 6,589 in New York → Every provider in Plainview → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Gary Andrews, MDPlainview, NY 118031558455873
- Bharathi Cheruvanky, MDPlainview, NY 118031861502874
- Keith Ditkowsky, MDPlainview, NY 118031225102015
- Guy Farber, M.D.Plainview, NY 118031356322366
- Edgar Gerstein, M.D.Plainview, NY 118031740391580
- Cristina Gonzalez-Gellineau, M.D.Plainview, NY 118031265630529
- Paula Grossman, M.D.Plainview, NY 118031083748412
- Robert Klugman, M.D.Plainview, NY 118031568530129
Common questions
What is Efraim Junior Keisari, M.D.'s NPI number?
Efraim Junior Keisari, M.D.'s National Provider Identifier (NPI) is 1336502871, issued on Apr 1, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Efraim Junior Keisari, M.D. located?
The NPPES record lists a practice address at 100 Manetto Hill RD Ste 209, Plainview, NY, 11803. Phone: (212) 287-5888. Providers update this record themselves, so call before visiting.
How can I verify Efraim Junior Keisari, M.D.'s license?
NPPES lists New York license number 310653, 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 Efraim Junior Keisari, M.D. prescribe under Medicare Part D?
In 2024, Efraim Junior Keisari, M.D. had 466 Medicare Part D claims for 61 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.