NPPES file of Aug 9, 2026

Nicolas Jose Llosa, M.D.

Pediatric Hematology & Oncology Physician · Baltimore, MD

Nicolas Jose Llosa, M.D. is a pediatric hematology & oncology physician with a practice address in Baltimore, Maryland, and NPI 1609097013, issued on May 1, 2007. Check the license (Maryland D72879, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609097013
Name
Nicolas Jose Llosa
Credential
M.D.
Primary taxonomy
Pediatric Hematology & Oncology Physician 2080P0207X
License numbers
D72879 MD
229159 MA
Self-reported in NPPES; status is on the state search
Practice location
1650 Orleans St, Baltimore, MD 21287
Phone
(410) 502-8104
Enumerated
May 1, 2007
Record last updated
Nov 13, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(410) 955-0028
Medicare enrollment
Enrolled (PECOS I20140916001170); may accept 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.
Download card Updates feed

8 nearest pediatric hematology & oncology physician records → All 93 in Maryland → Look up another NPI →

Also registered at 1650 Orleans St

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

  1. Colum Dennehy, MB BCHHematology & Oncology Physician1346977568
  2. Robyn Gartrell, MDPediatric Hematology & Oncology Physician1104147487
  3. Douglas Gladstone, M.D.Medical Oncology Physician1386660207
  4. Noah Hahn, M.D.Hematology & Oncology Physician1376582197
  5. Valentina Hoyos Velez, M.D.Internal Medicine Physician1700111747
  6. Jenny Kim, MDHematology & Oncology Physician1629244389

Verify Nicolas Jose Llosa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D72879    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 Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. Johns Hopkins UniversityColumbia, MD

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

Nicolas Jose Llosa among 93 pediatric hematology & oncology physician records in Maryland

Nicolas Jose Llosa, M.D. is one of 93 pediatric hematology & oncology physician records with a practice address in Maryland. 41% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 25% of them.

  • NPI issued2007 · 25% of these records are older, 56% newer
  • In a Medicare fileYes · 41% of these records are
  • In the CMS Doctors and Clinicians fileYes · 31% of these records are
  • Graduated2001 · median 2008 among the 29 with a school on file
  • Record last updated2019 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0207X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Hematology & Oncology Physician providers in Maryland

There are 93 pediatric hematology & oncology physician records in Maryland.

All 93 in Maryland → Every provider in Baltimore → Pediatric Hematology & Oncology Physician nationwide →

The 8 pediatric hematology & oncology physician records with the nearest ZIP codes

  1. James Badgett, M.D.Baltimore, MD 212871336283654
  2. James Casella, M.D.Baltimore, MD 212871679522361
  3. Meredith Chuk, MEREDITH CHUK, M.D.Baltimore, MD 212871427194661
  4. Kenneth Cohen, M.D.Baltimore, MD 212871306898218
  5. Kenneth Cooke, MDBaltimore, MD 212871104836733
  6. George Dover, M.D.Baltimore, MD 212871326095365
  7. Courtney Fitzhugh, M.D.Baltimore, MD 212871114064243
  8. Christopher Gamper, M.D., PH.D.Baltimore, MD 212871669518965

Common questions

What is Nicolas Jose Llosa, M.D.'s NPI number?

Nicolas Jose Llosa, M.D.'s National Provider Identifier (NPI) is 1609097013, issued on May 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Nicolas Jose Llosa, M.D. located?

The NPPES record lists a practice address at 1650 Orleans St, Baltimore, MD, 21287. Phone: (410) 502-8104. Providers update this record themselves, so call before visiting.

How can I verify Nicolas Jose Llosa, M.D.'s license?

NPPES lists Maryland license number D72879, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. 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. 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.