Maria Fernanda Gutierrez Castillo, MD
Internal Medicine Physician · Binghamton, NY
Maria Fernanda Gutierrez Castillo, MD is an internal medicine physician with a practice address in Binghamton, New York, and NPI 1972183093, issued on Apr 12, 2021. Check the license (New York 330913, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Maria Fernanda Gutierrez Castillo
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 330913 NY
Self-reported in NPPES; status is on the state search - Practice location
- 169 Riverside Dr, Binghamton, NY 13905
- Phone
- (607) 798-5671
- Enumerated
- Apr 12, 2021
- Record last updated
- Oct 22, 2025
- Medicare enrollment
- Enrolled (PECOS I20240709003966); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 169 Riverside Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Osamede AghoStudent in an Organized Health Care Education/Training Program1386366862
- Arshia AhmedStudent in an Organized Health Care Education/Training Program1023711470
- Bridget Akel, D.O.Endocrinology, Diabetes & Metabolism Physician1407080559
- Sadaf AkhterStudent in an Organized Health Care Education/Training Program1750226072
- Samia Alajab, MDStudent in an Organized Health Care Education/Training Program1114779428
- Mitchell Alexis, MDStudent in an Organized Health Care Education/Training Program1871431593
Verify Maria Fernanda Gutierrez Castillo 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 330913Check 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 internal medicine physician in 2024
168 Medicare Part D claims for 75 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Pantoprazole Sodium13 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.
Bills Medicare through one group practice
- Cogent Medical Care PCBinghamton, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria Fernanda Gutierrez Castillo among 12,067 internal medicine physician records in New York
Maria Fernanda Gutierrez Castillo, MD 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 2021, is newer than 91% of them.
- NPI issued2021 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2012 · median 2002 among the 7,221 with a school on file
- 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 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).
56 internal medicine physician records list a practice address in Binghamton
They are 56 of the 2,211 NPPES records with a practice address in Binghamton, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Binghamton → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Shoaib Ahmed, M.D.Binghamton, NY 139051699871103
- Allen Alt, M.D.Binghamton, NY 139051497851828
- Mark Epstein, M.D.Binghamton, NY 139051922197060
- Marek Gawel, MDBinghamton, NY 139051003879875
- Umar Hardi, M.D.Binghamton, NY 139051972680239
- Carlos Martinez, M.D.Binghamton, NY 139051154332062
- Declan O'Riordan, MDBinghamton, NY 139051609948579
- Thomas Parsley, MDBinghamton, NY 139051003988973
Common questions
What is Maria Fernanda Gutierrez Castillo, MD's NPI number?
Maria Fernanda Gutierrez Castillo, MD's National Provider Identifier (NPI) is 1972183093, issued on Apr 12, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Maria Fernanda Gutierrez Castillo, MD located?
The NPPES record lists a practice address at 169 Riverside Dr, Binghamton, NY, 13905. Phone: (607) 798-5671. Providers update this record themselves, so call before visiting.
How can I verify Maria Fernanda Gutierrez Castillo, MD's license?
NPPES lists New York license number 330913, 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 Maria Fernanda Gutierrez Castillo, MD prescribe under Medicare Part D?
In 2024, Maria Fernanda Gutierrez Castillo, MD had 168 Medicare Part D claims for 75 beneficiaries; 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.