John Castronovo, MD
Allergy Physician · Brooklyn, NY
John Castronovo, MD is an allergy physician with a practice address in Brooklyn, New York, and NPI 1255463600, issued on Mar 12, 2007. Check the license (New York 129083, as entered in NPPES) on the NYS Education Department, Office of the Professions; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John Castronovo
- Credential
- MD
- Primary taxonomy
- Allergy Physician 207KA0200X
- License number
- 129083 NY
Self-reported in NPPES; status is on the state search - Practice location
- 2527 Cropsey Ave, Brooklyn, NY 11214
- Phone
- (718) 946-5802
- Enumerated
- Mar 12, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest allergy physician records → All 109 in New York → Look up another NPI →
Also registered at 2527 Cropsey Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Frank Mellina, RPHPharmacist1124242458
- Alfonso Morrone, RPHPharmacist1659401883
Verify John Castronovo 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 129083Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John Castronovo among 109 allergy physician records in New York
John Castronovo, MD is one of 109 allergy physician records with a practice address in New York. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 70% of them.
- NPI issued2007 · 70% of these records are older, 19% newer
- In a Medicare fileNo · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2007 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207KA0200X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Allergy Physician providers in New York
There are 109 allergy physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 109 in New York → Every provider in Brooklyn → Allergy Physician nationwide →
The 8 allergy physician records with the nearest ZIP codes
- Emerald Thaw, MDBrooklyn, NY 112201992780316
- Dolly Manvar, M.D.Brooklyn, NY 112041942244942
- Howard Friedman, MDBrooklyn, NY 112251831131952
- Joanne Moreau, M.D.Brooklyn, NY 112011003071127
- Rao Yalamanchili, M.D.Brooklyn, NY 112011447210323
- Maria- Anna Vastardi, M.D.Brooklyn, NY 112281255640181
- Victor Krupitsky, M.D.Brooklyn, NY 112291003971813
- Tehila Saadia, M.D.Brooklyn, NY 112301740549435
Common questions
What is John Castronovo, MD's NPI number?
John Castronovo, MD's National Provider Identifier (NPI) is 1255463600, issued on Mar 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is John Castronovo, MD located?
The NPPES record lists a practice address at 2527 Cropsey Ave, Brooklyn, NY, 11214. Phone: (718) 946-5802. Providers update this record themselves, so call before visiting.
How can I verify John Castronovo, MD's license?
NPPES lists New York license number 129083, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.