Ralph Klein, M.D.
NPI 1578785606 · Specialist · New York, NY
Ralph Klein, M.D. is a Specialist provider in New York, NY (NPI 1578785606).
Provider details
- NPI number
- 1578785606
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 112335-1 (NY)
Specialties & taxonomies
Other Service Providers
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) |
|---|---|
| Lorazepam | 46 |
| Pramipexole Di-Hclbrand: Pramipexole Dihydrochloride | 34 |
| Zolpidem Tartrate | 30 |
| Trazodone Hcl | 20 |
| Eszopiclone | 15 |
| Diazepam | 14 |
| Escitalopram Oxalate | 14 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 14 |
| Alprazolam |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ralph Klein's NPI number?
- Ralph Klein's National Provider Identifier (NPI) is 1578785606, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ralph Klein's specialty?
- Ralph Klein is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Ralph Klein located?
- Ralph Klein's practice location on file with NPPES is 35 E 85th Street5c, New York, NY 10028.
- What is Ralph Klein's phone number?
- The practice phone number listed in the NPPES registry for Ralph Klein is (212) 879-4149.
- Is Ralph Klein's NPI active?
- Yes — Ralph Klein's NPI (1578785606) 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.