NPPES file of Aug 9, 2026

Simi Rachel Mammen, MD

Student in an Organized Health Care Education/Training Program · Watertown, NY

Simi Rachel Mammen, MD is a student in an organized health care education/training program with a practice address in Watertown, New York, and NPI 1104678408, issued on Apr 2, 2024. Check the license with the New York 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
1104678408
Name
Simi Rachel Mammen
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
830 Washington St, Watertown, NY 13601
Phone
(315) 786-7300
Enumerated
Apr 2, 2024
Record last updated
Apr 2, 2024
Fax
(315) 786-7310
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 830 Washington St

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

  1. Sheryl Abbott, PA-CPhysician Assistant1386245033
  2. Jeby Abraham, DOInternal Medicine Physician1427511377
  3. Amanda Agley, PA-CPhysician Assistant1730748419
  4. Rafeeque Ahmad, MDFamily Medicine Physician1891689733
  5. Hamzah Akram, MDInternal Medicine Physician1447746292
  6. John Arber, MDEmergency Medicine Physician1497779433

Verify Simi Rachel Mammen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this professionCheck 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
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50% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

93 Medicare Part D claims for 20 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Simi Mammen93
  2. Specialty average185

Most prescribed

  1. Gabapentin12 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.

Simi Rachel Mammen among 37,241 student in an organized health care education/training program records in New York

Simi Rachel Mammen, MD is one of 37,241 student in an organized health care education/training program records with a practice address in New York. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 51% of them.

  • NPI issued2024 · 51% of these records are older, 33% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileNo · 5% of these records are
  • Record last updated2024 · 24% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

35 student in an organized health care education/training program records list a practice address in Watertown

They are 35 of the 1,380 NPPES records with a practice address in Watertown, and 37,241 student in an organized health care education/training program records in New York.

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

  1. Maryjo Adams, MDWatertown, NY 136011629668744
  2. Anthony ColesWatertown, NY 136011316607294
  3. Elaina Gokey, DCWatertown, NY 136011699351460
  4. Shannon HuntsmanWatertown, NY 136011902351802
  5. Arielle JacksonWatertown, NY 136011093272502
  6. Margaret Mendoza, PSY.D.Watertown, NY 136011447767942
  7. Penny Mosher, MSW INTERNWatertown, NY 136011003317108
  8. Angela NasworthyWatertown, NY 136011891249066

Common questions

What is Simi Rachel Mammen, MD's NPI number?

Simi Rachel Mammen, MD's National Provider Identifier (NPI) is 1104678408, issued on Apr 2, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Simi Rachel Mammen, MD located?

The NPPES record lists a practice address at 830 Washington St, Watertown, NY, 13601. Phone: (315) 786-7300. Providers update this record themselves, so call before visiting.

How can I verify Simi Rachel Mammen, MD's license?

Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Simi Rachel Mammen, MD prescribe under Medicare Part D?

In 2024, Simi Rachel Mammen, MD had 93 Medicare Part D claims for 20 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.