NPPES file of Aug 9, 2026

Robyn D. Gartrell, MD

Pediatric Hematology & Oncology Physician · Baltimore, MD

Robyn D. Gartrell, MD is a pediatric hematology & oncology physician with a practice address in Baltimore, Maryland, and NPI 1104147487, issued on Jun 21, 2010. Check the license (Maryland D100474, 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
1104147487
Name
Robyn D. Gartrell
Credential
MD
Primary taxonomy
Pediatric Hematology & Oncology Physician 2080P0207X
License numbers
D100474 MD
94-07495 KS
271105 NY
Self-reported in NPPES; status is on the state search
Practice location
1650 Orleans St, Baltimore, MD 21287
Phone
(410) 955-2548
Enumerated
Jun 21, 2010
Record last updated
Jan 3, 2025
Fax
(410) 955-8897
Medicare enrollment
Enrolled (PECOS I20240801001228); 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.
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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. Alan Friedman, M.D.Pediatric Hematology & Oncology Physician1760421812
  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 Robyn D. Gartrell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D100474
    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

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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).

Pediatric Hematology & Oncology Physician providers in Maryland

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

Other pediatric hematology & oncology physician records in Maryland

  1. Blanche Alter, MD, MPHRockville, MD1295873370
  2. James Badgett, M.D.Baltimore, MD1336283654
  3. Kristin Baird, MDBethesda, MD1457396954
  4. Josiah Ballantine, MDBaltimore, MD1770958019
  5. Yevgeniya Bamme, MDBaltimore, MD1811230048
  6. Michael Bernhardt, MDBethesda, MD1922530229
  7. Challice Bonifant, MD, PHDBaltimore, MD1568605467
  8. Beth Carella, D.O.Baltimore, MD1992931182
  9. James Casella, M.D.Baltimore, MD1679522361
  10. William Cassano, M.D.Reisterstown, MD1518209014

Common questions

What is Robyn D. Gartrell, MD's NPI number?

Robyn D. Gartrell, MD's National Provider Identifier (NPI) is 1104147487, issued on Jun 21, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Robyn D. Gartrell, MD located?

The NPPES record lists a practice address at 1650 Orleans St, Baltimore, MD, 21287. Phone: (410) 955-2548. Providers update this record themselves, so call before visiting.

How can I verify Robyn D. Gartrell, MD's license?

NPPES lists Maryland license number D100474, 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.

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.