Marcel Ramiro Collazo, M.D.
Hospitalist Physician · New York, NY
Marcel Ramiro Collazo, M.D. is a hospitalist physician with a practice address in New York, New York, and NPI 1740449123, issued on Jun 2, 2008. Check the license on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Marcel Ramiro Collazo
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- A140577 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1St Ave AT 16TH Street, New York, NY 10003
- Phone
- (212) 844-1891
- Enumerated
- Jun 2, 2008
- Record last updated
- Sep 14, 2017 (not updated in 9 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 2,067 in New York → Look up another NPI →
Also registered at 1St Ave AT 16TH Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anita Hariprashad, RPACPhysician Assistant1922373703
- Janet HindCritical Care Neonatal Nurse Practitioner1487070348
- Jennifer Hui, M.D.Hospitalist Physician1124226287
- Junie Jeudy-Cox, ACNP-BCAcute Care Nurse Practitioner1225438617
- Anne Kukral, PA-CMedical Physician Assistant1184874646
- Eugenia Notte, NPAcute Care Nurse Practitioner1326395443
Verify Marcel Ramiro Collazo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average hospitalist physician in 2024
25 Medicare Part D claims, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.
Most prescribed
- Levothyroxine Sodium25 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.
Marcel Ramiro Collazo among 2,067 hospitalist physician records in New York
Marcel Ramiro Collazo, M.D. is one of 2,067 hospitalist physician records with a practice address in New York. 93% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 17% of them.
- NPI issued2008 · 17% of these records are older, 77% newer
- In a Medicare fileYes · 93% of these records are
- In the CMS Doctors and Clinicians fileNo · 83% of these records are
- Record last updated2017 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in New York
There are 2,067 hospitalist physician records in New York.
All 2,067 in New York → Every provider in New York → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Veevek Agrawal, DONew York, NY 100031275730947
- Thida Aye, MDNew York, NY 100031982867073
- Alfred Burger, MDNew York, NY 100031972692374
- Tina Chahil, M.D.New York, NY 100031922153428
- Patricia Dharapak, MDNew York, NY 100031124081328
- Erica Grabscheid, MDNew York, NY 100031043293459
- Jennifer Hui, M.D.New York, NY 100031124226287
- Wan Lam, MDNew York, NY 100031295716173
Common questions
What is Marcel Ramiro Collazo, M.D.'s NPI number?
Marcel Ramiro Collazo, M.D.'s National Provider Identifier (NPI) is 1740449123, issued on Jun 2, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Marcel Ramiro Collazo, M.D. located?
The NPPES record lists a practice address at 1St Ave AT 16TH Street, New York, NY, 10003. Phone: (212) 844-1891. Providers update this record themselves, so call before visiting.
How can I verify Marcel Ramiro Collazo, M.D.'s license?
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 Marcel Ramiro Collazo, M.D. prescribe under Medicare Part D?
In 2024, Marcel Ramiro Collazo, M.D. had 25 Medicare Part D claims; the average among hospitalist physician prescribers was 521. 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.