Mary Pfeiffer, LCSW
NPI 1689968505 · Clinical Social Worker · Harrisburg, PA
Mary Pfeiffer, LCSW is a Clinical Social Worker provider in Harrisburg, PA (NPI 1689968505).
Provider details
- NPI number
- 1689968505
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- CW015555 (PA)
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
15 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
- 2011-06-08
- Last updated
- 2011-06-08
Frequently asked questions
- What is Mary Pfeiffer's NPI number?
- Mary Pfeiffer's National Provider Identifier (NPI) is 1689968505, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Pfeiffer's specialty?
- Mary Pfeiffer is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Pfeiffer located?
- Mary Pfeiffer's practice location on file with NPPES is 2704 Commerce Dr, Harrisburg, PA 17110-9380.
- What is Mary Pfeiffer's phone number?
- The practice phone number listed in the NPPES registry for Mary Pfeiffer is (800) 370-3651.
- Is Mary Pfeiffer's NPI active?
- Yes — Mary Pfeiffer's NPI (1689968505) is active in the NPPES registry as of the last update on 2011-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.