Gregory N. Peterson, MD
Psychiatry Physician · Middletown, CT
Gregory N. Peterson, MD is a psychiatry physician with a practice address in Middletown, Connecticut, and NPI 1619916962, issued on Jun 5, 2006. Check the license (Connecticut 036498, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Gregory N. Peterson
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 036498 CT
Self-reported in NPPES; status is on the state search - Practice location
- 1000 Silver St, Middletown, CT 06457
- Phone
- (860) 262-5868
- Enumerated
- Jun 5, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (860) 262-5850
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,174 in Connecticut → Look up another NPI →
Also registered at 1000 Silver St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James Gusfa, DOPsychiatry Physician1437287745
- Lakshit Jain, M.B.B.S.Psychiatry Physician1033524541
- Raquel Lugo, MDPsychiatry Physician1639209398
- Madhuri Shah, MDPediatrics Physician1629108659
- John Young, M.D.Psychiatry Physician1417073743
Verify Gregory N. Peterson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 036498Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average psychiatry physician in 2024
105 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Dextroamphetamine Sulfate14 claims
- Clonazepam13 claims
- Dextroamphetamine-Amphetamine11 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.
Gregory N. Peterson among 1,174 psychiatry physician records in Connecticut
Gregory N. Peterson, MD 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 60% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · 43% of these records are
- Record last updated2007 · 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).
59 psychiatry physician records list a practice address in Middletown
They are 59 of the 1,590 NPPES records with a practice address in Middletown, and 1,174 psychiatry physician records in Connecticut.
All 1,174 in Connecticut → Every provider in Middletown → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- George Amilo, MDMiddletown, CT 064571700852787
- Marc Aronson, M.D.Middletown, CT 064571275632994
- Victoria Dreisbach, D.O.Middletown, CT 064571205912235
- Stuart Forman, M.D.Middletown, CT 064571437193638
- Jeffrey Gottlieb, M.D.Middletown, CT 064571043292980
- Richard Ketai, M.D.Middletown, CT 064571003898172
- Halevoor Mahalingaiah, MDMiddletown, CT 064571598830804
- Erlinda Mercado, M.D.Middletown, CT 064571790898278
Common questions
What is Gregory N. Peterson, MD's NPI number?
Gregory N. Peterson, MD's National Provider Identifier (NPI) is 1619916962, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory N. Peterson, MD located?
The NPPES record lists a practice address at 1000 Silver St, Middletown, CT, 06457. Phone: (860) 262-5868. Providers update this record themselves, so call before visiting.
How can I verify Gregory N. Peterson, MD's license?
NPPES lists Connecticut license number 036498, 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.
How much does Gregory N. Peterson, MD prescribe under Medicare Part D?
In 2024, Gregory N. Peterson, MD had 105 Medicare Part D claims; 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.
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.