Randall R. Dwenger, MD
Psychiatry Physician · Canaan, CT
Randall R. Dwenger, MD is a psychiatry physician with a practice address in Canaan, Connecticut, and NPI 1649291980, issued on Jul 22, 2006. Check the license on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Randall R. Dwenger
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 183297 NY
Self-reported in NPPES; status is on the state search - Practice location
- 187 S Canaan RD, Canaan, CT 06018
- Phone
- (860) 824-1397
- Enumerated
- Jul 22, 2006
- Record last updated
- Jun 4, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (888) 690-2727
- Entity
- Type 1 · individual
Also registered at 187 S Canaan RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Whitney Balliett, LADCAddiction (Substance Use Disorder) Counselor1558749945
- Caitlin Barbieri, LCSWClinical Social Worker1821873712
- Candace Dean, LADC, CASAC-M, LPC-AAddiction (Substance Use Disorder) Counselor1275422610
- Melissa DubeCounselor1154107498
- Zachary FarrellPsychiatric/Mental Health Nurse Practitioner1952123978
- Kathryn Fitzgerald, LPCMental Health Counselor1134662778
Verify Randall R. Dwenger in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% fewer Medicare Part D claims than the average psychiatry physician in 2024
770 Medicare Part D claims for 61 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Escitalopram Oxalate73 claims
- Lorazepam63 claims
- Clonazepam57 claims
- Bupropion Xl54 claims
- Desvenlafaxine Succinate Er52 claims
- Sertraline Hcl46 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.
1 psychiatry physician records list a practice address in Canaan
They are 1 of the 70 NPPES records with a practice address in Canaan, and 1,174 psychiatry physician records in Connecticut.
Other psychiatry physician records in Connecticut
- Enenge A'Bodjedi, MDStamford, CT1952310666
- Chadi Abdallah, M.D.West Haven, CT1851591820
- Sarah AbdallahNew Haven, CT1740800952
- Elie AbdelnourNew Haven, CT1790346070
- Yasmeen Abdul-KarimNew Haven, CT1609296292
- Jessica Abellard, PSYCHIATRISTNew Haven, CT1881906139
- Mariam Aboukar, D.O.New London, CT1013448620
- Irene Abramovich, M.D.West Hartford, CT1407864887
- Linus Abrams, M.D.Greenwich, CT1073675922
- Tia Maria Acosta, M.D.Willimantic, CT1679582167
Common questions
What is Randall R. Dwenger, MD's NPI number?
Randall R. Dwenger, MD's National Provider Identifier (NPI) is 1649291980, issued on Jul 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Randall R. Dwenger, MD located?
The NPPES record lists a practice address at 187 S Canaan RD, Canaan, CT, 06018. Phone: (860) 824-1397. Providers update this record themselves, so call before visiting.
How can I verify Randall R. Dwenger, MD's license?
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 Randall R. Dwenger, MD prescribe under Medicare Part D?
In 2024, Randall R. Dwenger, MD had 770 Medicare Part D claims for 61 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.
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.