NPPES file of Aug 9, 2026

Shanthi Trettin, M.D., M.A.

Psychiatry Physician · Doylestown, PA

Shanthi Trettin, M.D., M.A. is a psychiatry physician with a practice address in Doylestown, Pennsylvania, and NPI 1427203017, issued on Nov 24, 2008. Check the license (Pennsylvania MD430683, as entered in NPPES) on the Pennsylvania Department of State (PALS); 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
1427203017
Name
Shanthi Trettin
Credential
M.D., M.A.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
MD430683 PA
Self-reported in NPPES; status is on the state search
Practice location
173 Belmont Ave, Doylestown, PA 18901
Phone
(267) 880-0770
Enumerated
Nov 24, 2008
Record last updated
Jul 18, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(267) 224-4800
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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8 nearest psychiatry physician records → All 2,662 in Pennsylvania → Look up another NPI →

Verify Shanthi Trettin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD430683    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 Pennsylvania license search

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73% fewer Medicare Part D claims than the average psychiatry physician in 2024

272 Medicare Part D claims for 19 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Shanthi Trettin272
  2. Specialty average1,000

Most prescribed

  1. Clonazepam55 claims
  2. Dextroamphetamine-Amphet Er21 claims
  3. Pregabalin20 claims
  4. Quetiapine Fumarate Er15 claims
  5. Duloxetine Hcl14 claims
  6. Citalopram Hbr12 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.

Shanthi Trettin among 2,662 psychiatry physician records in Pennsylvania

Shanthi Trettin, M.D., M.A. is one of 2,662 psychiatry physician records with a practice address in Pennsylvania. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 54% of them.

  • NPI issued2008 · 54% of these records are older, 41% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileNo · 45% of these records are
  • Record last updated2011 · 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 2084P0800X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in Pennsylvania

There are 2,662 psychiatry physician records in Pennsylvania.

All 2,662 in Pennsylvania → Every provider in Doylestown → Psychiatry Physician nationwide →

The 8 psychiatry physician records with the nearest ZIP codes

  1. David Abel, MDDoylestown, PA 189011881637163
  2. Kelly Bauer, M.D.Doylestown, PA 189011033248380
  3. Karl Benzio, MDDoylestown, PA 189011699830372
  4. Sneh Burman, M.D.Doylestown, PA 189011356569081
  5. Kenneth Certa, M.D.Doylestown, PA 189011962416651
  6. Katherine Harris, MDDoylestown, PA 189011255549549
  7. Eunha Kim, M.D.Doylestown, PA 189011861521197
  8. Ricardo Nunez, MDDoylestown, PA 189011134251002

Common questions

What is Shanthi Trettin, M.D., M.A.'s NPI number?

Shanthi Trettin, M.D., M.A.'s National Provider Identifier (NPI) is 1427203017, issued on Nov 24, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Shanthi Trettin, M.D., M.A. located?

The NPPES record lists a practice address at 173 Belmont Ave, Doylestown, PA, 18901. Phone: (267) 880-0770. Providers update this record themselves, so call before visiting.

How can I verify Shanthi Trettin, M.D., M.A.'s license?

NPPES lists Pennsylvania license number MD430683, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Shanthi Trettin, M.D., M.A. prescribe under Medicare Part D?

In 2024, Shanthi Trettin, M.D., M.A. had 272 Medicare Part D claims for 19 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.