Robert J. Gancayco, M.D.
Pediatrics Physician · Germantown, MD
Robert J. Gancayco, M.D. is a pediatrics physician with a practice address in Germantown, Maryland, and NPI 1477697811, issued on Feb 19, 2007. Check the license (Maryland D0051219, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Robert J. Gancayco
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- D0051219 MD
Self-reported in NPPES; status is on the state search - Practice location
- 19735 Germantown Road, Germantown, MD 20874
- Phone
- (301) 515-5414
- Enumerated
- Feb 19, 2007
- Record last updated
- Aug 12, 2025
- Fax
- (301) 515-5412
- Medicaid ID
- 326602800 MD
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 1,842 in Maryland → Look up another NPI →
Also registered at 19735 Germantown Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Avni Jain, M.D., M.B.B.S.Family Medicine Physician1982775417
Verify Robert J. Gancayco in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0051219Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $148.01
10 payments; by number, the most common kind was food and beverage; the largest payer was Cranial Technologies, Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Robert J. Gancayco among 1,842 pediatrics physician records in Maryland
Robert J. Gancayco, M.D. is one of 1,842 pediatrics physician records with a practice address in Maryland. 35% 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 49% of them.
- NPI issued2007 · 49% of these records are older, 40% newer
- In a Medicare fileYes · 35% of these records are
- In the CMS Doctors and Clinicians fileNo · 9% of these records are
- Record last updated2025 · 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 208000000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
24 pediatrics physician records list a practice address in Germantown
They are 24 of the 1,327 NPPES records with a practice address in Germantown, and 1,842 pediatrics physician records in Maryland.
All 1,842 in Maryland → Every provider in Germantown → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Allison Gilbert, MDGermantown, MD 208741275653438
- Jayme Holstein, M.D.Germantown, MD 208741114038213
- Albert Hsu, MDGermantown, MD 208741760592844
- Cynthia Lauta, MDGermantown, MD 208741801010491
- Misha Martin, M.D.Germantown, MD 208741124090188
- Anjna Melwani, MDGermantown, MD 208741073656880
- Smita Mengers, MDGermantown, MD 208741356400873
- Georgina Owusu-Asiedu, MDGermantown, MD 208741407051899
Common questions
What is Robert J. Gancayco, M.D.'s NPI number?
Robert J. Gancayco, M.D.'s National Provider Identifier (NPI) is 1477697811, issued on Feb 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Robert J. Gancayco, M.D. located?
The NPPES record lists a practice address at 19735 Germantown Road, Germantown, MD, 20874. Phone: (301) 515-5414. Providers update this record themselves, so call before visiting.
How can I verify Robert J. Gancayco, M.D.'s license?
NPPES lists Maryland license number D0051219, 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.