NPPES file of Aug 9, 2026

Ellen Wells Seely, MD

Endocrinology, Diabetes & Metabolism Physician · Boston, MA

Ellen Wells Seely, MD is an endocrinology, diabetes & metabolism physician with a practice address in Boston, Massachusetts, and NPI 1407814023, issued on May 3, 2006. Check the license (Massachusetts 52569, 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
1407814023
Name
Ellen Wells Seely
Credential
MD
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
52569 MA
Self-reported in NPPES; status is on the state search
Practice location
221 Longwood Avenue Rfb2, Boston, MA 02115
Phone
(617) 732-5666
Enumerated
May 3, 2006
Record last updated
Jun 18, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(617) 732-5764
Medicare enrollment
Enrolled (PECOS I20050331000141); accepts Medicare assignment
Medical or professional school
Columbia University College Of Physicians And Surgeons, 1981
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 221 Longwood Avenue Rfb2

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

  1. Erik Alexander, MDEndocrinology, Diabetes & Metabolism Physician1285692376
  2. Gordon Williams, MDEndocrinology, Diabetes & Metabolism Physician1477503993

Verify Ellen Wells Seely 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 52569
    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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93% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

182 Medicare Part D claims for 24 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D.

  1. Ellen Seely182
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium46 claims
  2. Irbesartan15 claims
  3. Synthroid13 claims
  4. Jardiance12 claims
  5. Spironolactone11 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: $11,294.02

3 payments; by number, the most common kind was consulting fee; the largest payer was Lexicon 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. Ellen Seely$11,294
  2. Specialty average$5,742

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).

Ellen Wells Seely among 522 endocrinology, diabetes & metabolism physician records in Massachusetts

Ellen Wells Seely, MD is one of 522 endocrinology, diabetes & metabolism physician records with a practice address in Massachusetts. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 14% of them.

  • NPI issued2006 · 14% of these records are older, 52% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated1981 · median 2002 among the 378 with a school on file
  • Record last updated2012 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in Massachusetts

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

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Gail Adler, MD PHDBoston, MA 021151780675280
  2. Shehzad Basaria, MDBoston, MA 021151699730101
  3. Edward Brown, MDBoston, MA 021151871550137
  4. Margo Hudson, MDBoston, MA 021151922065242
  5. Ursula Kaiser, MDBoston, MA 021151053377374
  6. Nikheel Kolatkar, M.D.Boston, MA 021151396748463
  7. P Larsen, MDBoston, MA 021151700842952
  8. Meryl Leboff, MDBoston, MA 021151235106030

Common questions

What is Ellen Wells Seely, MD's NPI number?

Ellen Wells Seely, MD's National Provider Identifier (NPI) is 1407814023, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ellen Wells Seely, MD located?

The NPPES record lists a practice address at 221 Longwood Avenue Rfb2, Boston, MA, 02115. Phone: (617) 732-5666. Providers update this record themselves, so call before visiting.

How can I verify Ellen Wells Seely, MD's license?

NPPES lists Massachusetts license number 52569, 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 Ellen Wells Seely, MD prescribe under Medicare Part D?

In 2024, Ellen Wells Seely, MD had 182 Medicare Part D claims for 24 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.