Gary Klein, MD
NPI 1164647483 · Child & Adolescent Psychiatry Physician · Owings Mills, MD
Gary Klein, MD is a Child & Adolescent Psychiatry Physician provider in Owings Mills, MD (NPI 1164647483).
Provider details
- NPI number
- 1164647483
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D0012801 (MD)
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-13
- Last updated
- 2014-12-01
Frequently asked questions
- What is Gary Klein's NPI number?
- Gary Klein's National Provider Identifier (NPI) is 1164647483, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Klein's specialty?
- Gary Klein is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Klein located?
- Gary Klein's practice location on file with NPPES is 9505 Reisterstown Road, Owings Mills, MD 21117-4469.
- What is Gary Klein's phone number?
- The practice phone number listed in the NPPES registry for Gary Klein is (410) 581-9068.
- Is Gary Klein's NPI active?
- Yes — Gary Klein's NPI (1164647483) is active in the NPPES registry as of the last update on 2014-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.