Registry data as of Aug 27, 2026

Joycelyn Datu, MD

Internal Medicine Physician · Cambridge, MA

Joycelyn Datu, MD is an internal medicine physician with a practice address in Cambridge, Massachusetts, and NPI 1568421279, issued on Mar 21, 2006. Check the license (Massachusetts 81128, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1568421279
Name
Joycelyn Datu
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
81128 MA
Self-reported in NPPES; status is on the state search
Practice location
725 Concord Ave, Cambridge, MA 02138
Phone
(617) 864-8822
Enumerated
Mar 21, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 725 Concord Ave

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

  1. Charles Barsam, M.D.Internal Medicine Physician1760470041
  2. Paul Barsam, M.D.Ophthalmology Physician1245206176
  3. Amy Bebergal, LICSWClinical Social Worker1417648767
  4. Kenneth Bernstein, M.D.Internal Medicine Physician1134117781
  5. John Danchik, D.C.Chiropractor1386748960
  6. Anthony Disciullo, MDGynecology Physician1972573913

Verify Joycelyn Datu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 81128
    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
Open the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

74% more Medicare Part D claims than the average internal medicine physician in 2024

4,832 Medicare Part D claims for 556 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. 125 claims were for opioids.

  1. Joycelyn Datu4,832
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium335 claims
  2. Lisinopril308 claims
  3. Levothyroxine Sodium201 claims
  4. Amlodipine Besylate197 claims
  5. Losartan Potassium153 claims
  6. Omeprazole130 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.

One hospital or facility affiliation

  1. Medical Affiliates OF Cape Cod IncMashpee, MA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

300 internal medicine physician records list a Cambridge practice address

They are 300 of the 5,145 NPPES records with a Cambridge practice address, and 7,865 internal medicine physician records in Massachusetts.

Other internal medicine physician records in Massachusetts

  1. Nawal Aamir, MDWorcester, MA1588248926
  2. Zainab AbbasWorcester, MA1609028000
  3. Nooshin Abbasi, MD MPHNewton, MA1831888353
  4. Lauren Abbate, MDBoston, MA1922099621
  5. Bassima Abdallah, MDBoston, MA1912327305
  6. Samah Abdallah, MDBrighton, MA1730814971
  7. Omar Abdel-Wahab, M.D.Boston, MA1023042777
  8. Salah Abdelgadir, MDBoston, MA1891280954
  9. Mahmoud Abdelghany, M.D.Springfield, MA1134479629
  10. Mohab AbdelhalimBoston, MA1871388496

Common questions

What is Joycelyn Datu, MD's NPI number?

Joycelyn Datu, MD's National Provider Identifier (NPI) is 1568421279, issued on Mar 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joycelyn Datu, MD located?

The NPPES record lists a practice address at 725 Concord Ave, Cambridge, MA, 02138. Phone: (617) 864-8822. Providers update this record themselves, so call before visiting.

How can I verify Joycelyn Datu, MD's license?

NPPES lists Massachusetts license number 81128, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joycelyn Datu, MD prescribe under Medicare Part D?

In 2024, Joycelyn Datu, MD had 4,832 Medicare Part D claims for 556 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.