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Mary Ann Koenig, PSY.D.
NPI 1598971525 · Clinical Psychologist · Exton, PA
Mary Ann Koenig, PSY.D. is a Clinical Psychologist provider in Exton, PA (NPI 1598971525).
Provider details
- NPI number
- 1598971525
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PS-006930-L (PA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 index)
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
47 Marchwood Rd
Exton, PA 19341-1835
Phone: (610) 524-9060
Fax: (610) 524-1211
Street-level locationGet directions
Mailing address
47 Marchwood Rd
Exton, PA 19341-1835
Registry dates
- Enumerated
- 2007-05-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Ann Koenig's NPI number?
- Mary Ann Koenig's National Provider Identifier (NPI) is 1598971525, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ann Koenig's specialty?
- Mary Ann Koenig is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mary Ann Koenig located?
- Mary Ann Koenig's practice location on file with NPPES is 47 Marchwood Rd, Exton, PA 19341-1835.
- What is Mary Ann Koenig's phone number?
- The practice phone number listed in the NPPES registry for Mary Ann Koenig is (610) 524-9060.
- Is Mary Ann Koenig's NPI active?
- Yes — Mary Ann Koenig's NPI (1598971525) 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.