Randall Dwenger, MD
NPI 1649291980 · Psychiatry Physician · Canaan, CT
Randall Dwenger, MD is a Psychiatry Physician provider in Canaan, CT (NPI 1649291980).
Provider details
- NPI number
- 1649291980
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 183297 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Escitalopram Oxalate | 73 | 11 |
| Lorazepam | 63 | 11 |
| Clonazepam | 57 | — |
| Bupropion Hclbrand: Bupropion Xl | 54 | 11 |
| Desvenlafaxine Succinatebrand: Desvenlafaxine Succinate Er | 52 | — |
| Sertraline Hcl | 46 | 12 |
Practice location
Mailing address
Additional practice locations (1)
- 423 E 23rd StRoom 2707New York, NY 10010-5011Phone: (212) 686-7500Fax: (212) 951-3356
Registry dates
- Enumerated
- 2006-07-22
- Last updated
- 2021-06-04
- Certified
- 2021-06-04
Frequently asked questions
- What is Randall Dwenger's NPI number?
- Randall Dwenger's National Provider Identifier (NPI) is 1649291980, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Randall Dwenger's specialty?
- Randall Dwenger is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Randall Dwenger located?
- Randall Dwenger's practice location on file with NPPES is 187 S Canaan Rd, Canaan, CT 06018-2544.
- What is Randall Dwenger's phone number?
- The practice phone number listed in the NPPES registry for Randall Dwenger is (860) 824-1397.
- Is Randall Dwenger's NPI active?
- Yes — Randall Dwenger's NPI (1649291980) is active in the NPPES registry as of the last update on 2021-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.