NPPES file of Aug 9, 2026

Dalgis Joshefina Dunker Del Rosario, MD

Internal Medicine Physician · New York, NY

Dalgis Joshefina Dunker Del Rosario, MD is an internal medicine physician with a practice address in New York, New York, and NPI 1386271922, issued on Mar 24, 2020. Check the license on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386271922
Name
Dalgis Joshefina Dunker Del Rosario
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
D97021 MD
Self-reported in NPPES; status is on the state search
Practice location
1000 10TH Ave, New York, NY 10019
Phone
(212) 259-6777
Enumerated
Mar 24, 2020
Record last updated
Aug 25, 2023
Medicare enrollment
Enrolled (PECOS I20230907004136); accepts 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 1000 10TH Ave

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

  1. Fatmaalzahraa AbdelqaderHospitalist Physician1295296473
  2. Minako Abe, MDEmergency Medicine Physician1578635249
  3. Ayelet AbelowHospitalist Physician1073141578
  4. Michael Abiri, M.D.Diagnostic Radiology Physician1598718298
  5. Adal Abonamah, DOStudent in an Organized Health Care Education/Training Program1821790916
  6. Joseph Abraham, MD, MBAStudent in an Organized Health Care Education/Training Program1316649288

Verify Dalgis Joshefina Dunker Del Rosario in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck 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 New York license search

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40% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,911 Medicare Part D claims for 306 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 18 claims were for opioids.

  1. Dalgis Dunker Del Rosario1,911
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium266 claims
  2. Amlodipine Besylate147 claims
  3. Losartan Potassium111 claims
  4. Metformin Hcl89 claims
  5. Lisinopril68 claims
  6. Glipizide67 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

  1. Kaiser Foundation Health Plan OF The Mid Atlantic States, IncLargo, MD

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

Dalgis Joshefina Dunker Del Rosario among 12,067 internal medicine physician records in New York

Dalgis Joshefina Dunker Del Rosario, 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 2020, is newer than 87% of them.

  • NPI issued2020 · 87% of these records are older, 9% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2015 · median 2002 among the 7,221 with a school on file
  • Record last updated2023 · 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).

2,434 internal medicine physician records list a practice address in New York

They are 2,434 of the 98,468 NPPES records with a practice address in New York, and 12,067 internal medicine physician records in New York.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Sandeep Bhat, M.D.New York, NY 100191548247638
  2. Mark Gorny, M.D.New York, NY 100191306839394
  3. David Kamlet, M.D.New York, NY 100191205839917
  4. Yelena Karasina, MDNew York, NY 100191326022666
  5. Steven Katz, MDNew York, NY 100191801871066
  6. John Lupiano, MDNew York, NY 100191881634954
  7. Martin Malachovsky, M.D, M.P.HNew York, NY 100191568402261
  8. Susan Minkowitz, M.D.New York, NY 100191487651238

Common questions

What is Dalgis Joshefina Dunker Del Rosario, MD's NPI number?

Dalgis Joshefina Dunker Del Rosario, MD's National Provider Identifier (NPI) is 1386271922, issued on Mar 24, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Dalgis Joshefina Dunker Del Rosario, MD located?

The NPPES record lists a practice address at 1000 10TH Ave, New York, NY, 10019. Phone: (212) 259-6777. Providers update this record themselves, so call before visiting.

How can I verify Dalgis Joshefina Dunker Del Rosario, MD's license?

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 Dalgis Joshefina Dunker Del Rosario, MD prescribe under Medicare Part D?

In 2024, Dalgis Joshefina Dunker Del Rosario, MD had 1,911 Medicare Part D claims for 306 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.