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John Maher, MD
NPI 1699837492 · Family Medicine Physician · West Chester, PA
John Maher, MD is a Family Medicine Physician provider in West Chester, PA (NPI 1699837492).
Provider details
- NPI number
- 1699837492
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD007605E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 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
601 Westtown Road
Suite 290
West Chester, PA 19380-0990
Phone: (610) 344-6230
Fax: (610) 344-6727
Street-level locationGet directions
Mailing address
1240 High Gate Road
West Chester, PA 19380-5846
Registry dates
- Enumerated
- 2006-12-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Maher's NPI number?
- John Maher's National Provider Identifier (NPI) is 1699837492, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Maher's specialty?
- John Maher is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Maher located?
- John Maher's practice location on file with NPPES is 601 Westtown Road, West Chester, PA 19380-0990.
- What is John Maher's phone number?
- The practice phone number listed in the NPPES registry for John Maher is (610) 344-6230.
- Is John Maher's NPI active?
- Yes — John Maher's NPI (1699837492) 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.