Leonard Groopman, M.D.
NPI 1558572727 · Psychiatry Physician · New York, NY
Leonard Groopman, M.D. is a Psychiatry Physician provider in New York, NY (NPI 1558572727).
Provider details
- NPI number
- 1558572727
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 169373 (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
1 documented practice location
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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Clonazepam | 43 |
| Escitalopram Oxalate | 36 |
| Bupropion Hclbrand: Bupropion Xl | 36 |
| Trazodone Hcl | 32 |
| Sertraline Hcl | 25 |
| Bupropion Hclbrand: Bupropion Hcl Sr | 20 |
| Fluoxetine Hcl | 20 |
| Lamotrigine | 16 |
| Buspirone Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Leonard Groopman's NPI number?
- Leonard Groopman's National Provider Identifier (NPI) is 1558572727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Groopman's specialty?
- Leonard Groopman is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Leonard Groopman located?
- Leonard Groopman's practice location on file with NPPES is 425 E 79th St Apt 1f, New York, NY 10021-1038.
- What is Leonard Groopman's phone number?
- The practice phone number listed in the NPPES registry for Leonard Groopman is (212) 472-9594.
- Is Leonard Groopman's NPI active?
- Yes — Leonard Groopman's NPI (1558572727) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.