IndividualActive
Mary Clark-Pienciak, RN
NPI 1316721194 · Registered Nurse · Willow Street, PA
Mary Clark-Pienciak, RN is a Registered Nurse provider in Willow Street, PA (NPI 1316721194).
Provider details
- NPI number
- 1316721194
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- RN226892-L (PA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
750 Willow Valley Lakes Drive
Willow Street, PA 17584
Phone: (717) 464-6200
Fax: (717) 464-6205
Street-level locationGet directions
Mailing address
515 Mccauley Rd
Conowingo, MD 21918-1618
Registry dates
- Enumerated
- 2023-08-22
- Last updated
- 2023-08-22
- Certified
- 2023-08-21
Frequently asked questions
- What is Mary Clark-Pienciak's NPI number?
- Mary Clark-Pienciak's National Provider Identifier (NPI) is 1316721194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Clark-Pienciak's specialty?
- Mary Clark-Pienciak is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Mary Clark-Pienciak located?
- Mary Clark-Pienciak's practice location on file with NPPES is 750 Willow Valley Lakes Drive, Willow Street, PA 17584.
- What is Mary Clark-Pienciak's phone number?
- The practice phone number listed in the NPPES registry for Mary Clark-Pienciak is (717) 464-6200.
- Is Mary Clark-Pienciak's NPI active?
- Yes — Mary Clark-Pienciak's NPI (1316721194) is active in the NPPES registry as of the last update on 2023-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.