NPPES file of Aug 9, 2026

Samuel David Maldonado, MD, PHD

Student in an Organized Health Care Education/Training Program · Boston, MA

Samuel David Maldonado, MD, PHD is a student in an organized health care education/training program with a practice address in Boston, Massachusetts, and NPI 1972130912, issued on Mar 26, 2020. Check the license (Massachusetts 1021380, as entered in NPPES) with the Massachusetts board that licenses this profession; 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
1972130912
Name
Samuel David Maldonado
Credential
MD, PHD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
License number
1021380 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Fruit Street, Bul-1-130, Boston, MA 02114
Phone
(617) 726-3906
Enumerated
Mar 26, 2020
Record last updated
Dec 2, 2025
Fax
(617) 643-4237
Medicare enrollment
Enrolled (PECOS I20250708000931); accepts Medicare assignment
Medical or professional school
Rutgers New Jersey Medical School, 2020
Telehealth
Offers telehealth (CMS)
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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Verify Samuel David Maldonado in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 1021380
    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
Find the Massachusetts license search

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53% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

87 Medicare Part D claims for 22 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims.

  1. Samuel Maldonado87
  2. Specialty average185

Most prescribed

  1. Biktarvy14 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 3 group practices

  1. Mass General Brigham Medical Group Suburban Massachusetts IncNewton, MA
  2. Massachusetts General Physicians Organization IncBoston, MA
  3. The General Hospital CorporationBoston, MA

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

Samuel David Maldonado among 11,235 student in an organized health care education/training program records in Massachusetts

Samuel David Maldonado, MD, PHD is one of 11,235 student in an organized health care education/training program records with a practice address in Massachusetts. 26% 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 22% of them.

  • NPI issued2020 · 22% of these records are older, 74% newer
  • In a Medicare fileYes · 26% of these records are
  • In the CMS Doctors and Clinicians fileYes · 4% of these records are
  • Graduated2020 · median 2019 among the 442 with a school on file
  • Record last updated2025 · 27% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

6,126 student in an organized health care education/training program records list a practice address in Boston

They are 6,126 of the 41,865 NPPES records with a practice address in Boston, and 11,235 student in an organized health care education/training program records in Massachusetts.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Fayaz Ahmed, MDBoston, MA 021141528245024
  2. Carla Berg, MABoston, MA 021141093917817
  3. Ulrike Buhlmann, PHDBoston, MA 021141902008725
  4. Tiffany Chao, M.D.Boston, MA 021141538301338
  5. Tien Do, MSBoston, MA 021141891997623
  6. Abbey Eisenhower, MABoston, MA 021141023209061
  7. Tai Katzenstein, MA, PHDBoston, MA 021141124221064
  8. Laura Knouse, PH.D.Boston, MA 021141760673719

Common questions

What is Samuel David Maldonado, MD, PHD's NPI number?

Samuel David Maldonado, MD, PHD's National Provider Identifier (NPI) is 1972130912, issued on Mar 26, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Samuel David Maldonado, MD, PHD located?

The NPPES record lists a practice address at 55 Fruit Street, Bul-1-130, Boston, MA, 02114. Phone: (617) 726-3906. Providers update this record themselves, so call before visiting.

How can I verify Samuel David Maldonado, MD, PHD's license?

NPPES lists Massachusetts license number 1021380, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Samuel David Maldonado, MD, PHD prescribe under Medicare Part D?

In 2024, Samuel David Maldonado, MD, PHD had 87 Medicare Part D claims for 22 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.