NPPES file of Aug 9, 2026

Juan C. Pallais, MD

Endocrinology, Diabetes & Metabolism Physician · Boston, MA

Juan C. Pallais, MD is an endocrinology, diabetes & metabolism physician with a practice address in Boston, Massachusetts, and NPI 1992771497, issued on Feb 24, 2006. Check the license (Massachusetts 212911, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1992771497
Name
Juan C. Pallais
Credential
MD
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
212911 MA
Self-reported in NPPES; status is on the state search
Practice location
75 Francis St, Boston, MA 02115
Phone
(617) 732-5500
Enumerated
Feb 24, 2006
Record last updated
Mar 19, 2026
Medicaid ID
2022371 MA
Medicare enrollment
Enrolled (PECOS I20031219000532); accepts Medicare assignment
Medical or professional school
Johns Hopkins University School Of Medicine, 1999
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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Also registered at 75 Francis St

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

  1. Amin AalipourStudent in an Organized Health Care Education/Training Program1902483258
  2. Emily Aaronson, M.D.Emergency Medicine Physician1962791558
  3. Sarah Abbett, M.D.Anesthesiology Physician1902097736
  4. Christine Abbott, NPAdult Health Nurse Practitioner1851471940
  5. Muhammad Abd-El-Barr, M.D., PH.D.Neurological Surgery Physician1891922688
  6. Duaa AbdelhameidStudent in an Organized Health Care Education/Training Program1851852867

Verify Juan C. Pallais 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 212911
    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

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92% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

205 Medicare Part D claims for 42 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 38% of claims.

  1. Juan Pallais205
  2. Specialty average2,630

Most prescribed

  1. Alendronate Sodium49 claims
  2. Ozempic29 claims
  3. Metformin Hcl15 claims
  4. Cinacalcet Hcl12 claims
  5. Genotropin11 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.

Industry payments in 2024: $1,328.69

11 payments; by number, the most common kind was food and beverage; the largest payer was Alexion Pharmaceuticals, Inc. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Juan Pallais$1,328.69
  2. Specialty average$5,742.15

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Brigham And Womens Physicians Organization IncBoston, MA

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

Endocrinology, Diabetes & Metabolism Physician providers in Massachusetts

There are 522 endocrinology, diabetes & metabolism physician records in Massachusetts.

Other endocrinology, diabetes & metabolism physician records in Massachusetts

  1. Alice Abbott, MDLeeds, MA1922096205
  2. Adham Abdel Mottalib, MDBoston, MA1740774892
  3. Aya Abou El Nasr El Bassatne, M.D.Boston, MA1922674134
  4. Tobin Abraham, M.D.Chestnut Hill, MA1568629376
  5. Martin Abrahamson, M.D.Boston, MA1336254226
  6. Ana Paula Abreu Metzger, M.D., PHDBoston, MA1548632359
  7. Gail Adler, MD PHDBoston, MA1780675280
  8. Sara Ahmadi, M.D.Boston, MA1700082617
  9. Alexandra Albert, MD PHDWorcester, MA1164059127
  10. Erik Alexander, MDBoston, MA1285692376

Common questions

What is Juan C. Pallais, MD's NPI number?

Juan C. Pallais, MD's National Provider Identifier (NPI) is 1992771497, issued on Feb 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Juan C. Pallais, MD located?

The NPPES record lists a practice address at 75 Francis St, Boston, MA, 02115. Phone: (617) 732-5500. Providers update this record themselves, so call before visiting.

How can I verify Juan C. Pallais, MD's license?

NPPES lists Massachusetts license number 212911, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Juan C. Pallais, MD prescribe under Medicare Part D?

In 2024, Juan C. Pallais, MD had 205 Medicare Part D claims for 42 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.