Bonnie Hammerschlay, LCPC
NPI 1831258755 · Professional Counselor · Rockville, MD
Bonnie Hammerschlay, LCPC is a Professional Counselor provider in Rockville, MD (NPI 1831258755).
Provider details
- NPI number
- 1831258755
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- LCPC
- Sex
- Female
- Sole proprietor
- No
- License
- LC0441 (MD)
Specialties & taxonomies
Behavioral Health & Social 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Bonnie Hammerschlay's NPI number?
- Bonnie Hammerschlay's National Provider Identifier (NPI) is 1831258755, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bonnie Hammerschlay's specialty?
- Bonnie Hammerschlay is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Bonnie Hammerschlay located?
- Bonnie Hammerschlay's practice location on file with NPPES is 50 W Montgomery Ave Suite 110, Rockville, MD 20850.
- What is Bonnie Hammerschlay's phone number?
- The practice phone number listed in the NPPES registry for Bonnie Hammerschlay is (301) 251-8965.
- Is Bonnie Hammerschlay's NPI active?
- Yes — Bonnie Hammerschlay's NPI (1831258755) 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.