Mark Chasteney, M.D.
NPI 1558301218 · Obstetrics & Gynecology Physician · Wynnewood, PA
Mark Chasteney, M.D. is a Obstetrics & Gynecology Physician provider in Wynnewood, PA (NPI 1558301218).
Provider details
- NPI number
- 1558301218
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD031663-E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-06-08
- Last updated
- 2010-12-01
Frequently asked questions
- What is Mark Chasteney's NPI number?
- Mark Chasteney's National Provider Identifier (NPI) is 1558301218, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Chasteney's specialty?
- Mark Chasteney is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Chasteney located?
- Mark Chasteney's practice location on file with NPPES is 100 E Lancaster Ave Ste 660, Wynnewood, PA 19096-3450.
- What is Mark Chasteney's phone number?
- The practice phone number listed in the NPPES registry for Mark Chasteney is (610) 896-7550.
- Is Mark Chasteney's NPI active?
- Yes — Mark Chasteney's NPI (1558301218) is active in the NPPES registry as of the last update on 2010-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.