Sarah Jefferson, MD, PHD
Psychiatry Physician · New Haven, CT
Sarah Jefferson, MD, PHD is a psychiatry physician with a practice address in New Haven, Connecticut, and NPI 1437779451, issued on Apr 20, 2020. Check the license (Connecticut 71970, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Sarah Jefferson
- Credential
- MD, PHD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 71970 CT
Self-reported in NPPES; status is on the state search - Practice location
- 300 George St, New Haven, CT 06511
- Phone
- (203) 785-2094
- Enumerated
- Apr 20, 2020
- Record last updated
- Jun 19, 2024
- Medicare enrollment
- Enrolled (PECOS I20240624000642); accepts Medicare assignment
- Medical or professional school
- Pennsylvania State University College Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,174 in Connecticut → Look up another NPI →
Also registered at 300 George St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Yasmeen Abdul-KarimPsychiatry Physician1609296292
- Simran Ailani, M.B.B.S.Student in an Organized Health Care Education/Training Program1568107522
- Marissa Bayerl, APRNPsychiatric/Mental Health Nurse Practitioner1972958429
- Hilary Blumberg, M.D.Psychiatry Physician1679511299
- John Cahill, MDPsychiatry Physician1467690271
- Lara Chepenik, M.D. PH.D.Specialist1528265444
Verify Sarah Jefferson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 71970Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Yale UniversityNew Haven, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah Jefferson among 1,174 psychiatry physician records in Connecticut
Sarah Jefferson, MD, PHD is one of 1,174 psychiatry physician records with a practice address in Connecticut. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 90% of them.
- NPI issued2020 · 90% of these records are older, 7% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2020 · median 2003 among the 503 with a school on file
- Record last updated2024 · 63% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
285 psychiatry physician records list a practice address in New Haven
They are 285 of the 9,793 NPPES records with a practice address in New Haven, and 1,174 psychiatry physician records in Connecticut.
All 1,174 in Connecticut → Every provider in New Haven → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Erica Ahlert, MDNew Haven, CT 065111750479481
- Hilary Blumberg, M.D.New Haven, CT 065111679511299
- Michael Groner, M. D.New Haven, CT 065111316973134
- Jeffry Klugman, MDNew Haven, CT 065111225023203
- Helen Lankenau, M.D.New Haven, CT 065111215016639
- Gale Levin, M.D.New Haven, CT 065111679508469
- Keith Pearlman, MDNew Haven, CT 065111588622088
- Stanley Possick, MDNew Haven, CT 065111366478315
Common questions
What is Sarah Jefferson, MD, PHD's NPI number?
Sarah Jefferson, MD, PHD's National Provider Identifier (NPI) is 1437779451, issued on Apr 20, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Jefferson, MD, PHD located?
The NPPES record lists a practice address at 300 George St, New Haven, CT, 06511. Phone: (203) 785-2094. Providers update this record themselves, so call before visiting.
How can I verify Sarah Jefferson, MD, PHD's license?
NPPES lists Connecticut license number 71970, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.