IndividualActive
Margaret Mailey, MS
NPI 1427848043 · Counselor · Mechanicsburg, PA
Margaret Mailey, MS is a Counselor provider in Mechanicsburg, PA (NPI 1427848043).
Provider details
- NPI number
- 1427848043
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Credential
- MS
- Sex
- Female
- Sole proprietor
- No
- License
- APC002066 (PA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
1001 S Market St Ste B
Mechanicsburg, PA 17055-4748
Phone: (717) 406-5190
Fax: (717) 202-2590
Approximate (ZIP-level) locationGet directions
Mailing address
540 N Lincoln St Apt 3
Palmyra, PA 17078-1141
Registry dates
- Enumerated
- 2025-05-07
- Last updated
- 2026-02-10
- Certified
- 2026-02-10
Frequently asked questions
- What is Margaret Mailey's NPI number?
- Margaret Mailey's National Provider Identifier (NPI) is 1427848043, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Mailey's specialty?
- Margaret Mailey is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Margaret Mailey located?
- Margaret Mailey's practice location on file with NPPES is 1001 S Market St Ste B, Mechanicsburg, PA 17055-4748.
- What is Margaret Mailey's phone number?
- The practice phone number listed in the NPPES registry for Margaret Mailey is (717) 406-5190.
- Is Margaret Mailey's NPI active?
- Yes — Margaret Mailey's NPI (1427848043) is active in the NPPES registry as of the last update on 2026-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.