Dario Roman Castellanos, M.D.
Internal Medicine Physician · Bronx, NY
Dario Roman Castellanos, M.D. is an internal medicine physician with a practice address in Bronx, New York, and NPI 1700874336, issued on Oct 7, 2005. Check the license (New York 099171, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Dario Roman Castellanos
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 099171 NY
Self-reported in NPPES; status is on the state search - Practice location
- 391 E 149TH St, Bronx, NY 10455
- Phone
- (718) 665-8300
- Enumerated
- Oct 7, 2005
- Record last updated
- Apr 26, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (718) 665-8301
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 391 E 149TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Irene AlvarezCase Manager/Care Coordinator1679086680
- Debbie Bautista-Hussey, D.P.M.Podiatrist1174502751
- Angel Bermudez, HIGH SCHOOL DIPLOMACase Manager/Care Coordinator1386151496
- Carolyn CharleyCase Manager/Care Coordinator1114480894
- Jordany FernandezCase Manager/Care Coordinator1780153825
- Yolanda Haynesworth, ASSOCIATES DEGREECase Manager/Care Coordinator1447750799
Verify Dario Roman Castellanos 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 099171Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
17 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Dario Roman Castellanos among 12,067 internal medicine physician records in New York
Dario Roman Castellanos, M.D. is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2010 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
960 internal medicine physician records list a practice address in Bronx
They are 960 of the 32,017 NPPES records with a practice address in Bronx, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Bronx → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jean Denis, M.D.Bronx, NY 104551477650588
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- Michael Sedrish, M.D.Bronx, NY 104551104809466
- Yasna Yusuf, MDBronx, NY 104551518528066
- Karam Al-Shaikhly, MDBronx, NY 104541972025344
- Roberto AlexanderBronx, NY 104541881740645
- Mustafa Alshaikhli, MDBronx, NY 104541528701034
- Cecilia Calderon, MDBronx, NY 104561427118140
Common questions
What is Dario Roman Castellanos, M.D.'s NPI number?
Dario Roman Castellanos, M.D.'s National Provider Identifier (NPI) is 1700874336, issued on Oct 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Dario Roman Castellanos, M.D. located?
The NPPES record lists a practice address at 391 E 149TH St, Bronx, NY, 10455. Phone: (718) 665-8300. Providers update this record themselves, so call before visiting.
How can I verify Dario Roman Castellanos, M.D.'s license?
NPPES lists New York license number 099171, 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 Dario Roman Castellanos, M.D. prescribe under Medicare Part D?
In 2024, Dario Roman Castellanos, M.D. had 17 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.