Louis Duchin, M.D.
NPI 1457309023 · Psychiatry Physician · Hanover, PA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Louis Duchin, M.D. is a Psychiatry Physician provider in Hanover, PA (NPI 1457309023).
Provider details
- NPI number
- 1457309023
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD041056E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clozapine | 315 | 15 |
| Lamotrigine | 163 | 21 |
| Benztropine Mesylate | 157 | 14 |
| Olanzapine | 122 | 13 |
| Buspirone Hcl | 104 | — |
| Trazodone Hcl | 99 | 17 |
| Quetiapine Fumarate | 94 | 21 |
| Risperidone | 93 |
Practice location
Mailing address
Additional practice locations (1)
- 12084 Birchleaf DrRockville, VA 23146-1839Phone: (804) 716-6267Fax: (804) 477-7497
Registry dates
- Enumerated
- 2006-05-05
- Last updated
- 2023-10-16
- Certified
- 2023-10-16
Frequently asked questions
- What is Louis Duchin's NPI number?
- Louis Duchin's National Provider Identifier (NPI) is 1457309023, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louis Duchin's specialty?
- Louis Duchin is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Louis Duchin located?
- Louis Duchin's practice location on file with NPPES is 625 W Elm Ave, Hanover, PA 17331-5125.
- What is Louis Duchin's phone number?
- The practice phone number listed in the NPPES registry for Louis Duchin is (717) 632-4900.
- Does Louis Duchin accept Medicare?
- Louis Duchin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Louis Duchin's NPI active?
- Yes — Louis Duchin's NPI (1457309023) is active in the NPPES registry as of the last update on 2023-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.