Jillian Leigh Diuguid-Gerber, MD
Internal Medicine Physician · Brooklyn, NY
Jillian Leigh Diuguid-Gerber, MD is an internal medicine physician with a practice address in Brooklyn, New York, and NPI 1376999490, issued on May 7, 2016. Check the license (New York 293479, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Jillian Leigh Diuguid-Gerber
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 293479 NY
Self-reported in NPPES; status is on the state search - Practice location
- 760 Broadway, Brooklyn, NY 11206
- Phone
- (718) 970-0382
- Enumerated
- May 7, 2016
- Record last updated
- Nov 11, 2022
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 760 Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jillian Leigh Diuguid-Gerber 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 293479Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average internal medicine physician in 2024
924 Medicare Part D claims for 139 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.
Most prescribed
- Warfarin Sodium87 claims
- Atorvastatin Calcium78 claims
- Jardiance37 claims
- Alcohol Prep Pads34 claims
- Amlodipine Besylate32 claims
- Novolog Flexpen31 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.
Jillian Leigh Diuguid-Gerber among 12,067 internal medicine physician records in New York
Jillian Leigh Diuguid-Gerber, 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 2016, is newer than 77% of them.
- NPI issued2016 · 77% of these records are older, 20% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2022 · 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).
1,497 internal medicine physician records list a practice address in Brooklyn
They are 1,497 of the 64,057 NPPES records with a practice address in Brooklyn, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Brooklyn → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Andrew Chin, MDBrooklyn, NY 112061720170020
- Edward Fishkin, M.D.Brooklyn, NY 112061437179652
- Friderika Garbuz, MDBrooklyn, NY 112061487742110
- John Gian, M.D.Brooklyn, NY 112061316931520
- Kathrine Gold, M.D.Brooklyn, NY 112061982604310
- Samia Rizkalla, M.D.Brooklyn, NY 112061275632259
Common questions
What is Jillian Leigh Diuguid-Gerber, MD's NPI number?
Jillian Leigh Diuguid-Gerber, MD's National Provider Identifier (NPI) is 1376999490, issued on May 7, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Jillian Leigh Diuguid-Gerber, MD located?
The NPPES record lists a practice address at 760 Broadway, Brooklyn, NY, 11206. Phone: (718) 970-0382. Providers update this record themselves, so call before visiting.
How can I verify Jillian Leigh Diuguid-Gerber, MD's license?
NPPES lists New York license number 293479, 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 Jillian Leigh Diuguid-Gerber, MD prescribe under Medicare Part D?
In 2024, Jillian Leigh Diuguid-Gerber, MD had 924 Medicare Part D claims for 139 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.