Mary Lynn O'Connor, CNP
NPI 1659336998 · Pediatric Nurse Practitioner · Westlake, OH
Mary Lynn O'Connor, CNP is a Pediatric Nurse Practitioner provider in Westlake, OH (NPI 1659336998).
Provider details
- NPI number
- 1659336998
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Female
- Sole proprietor
- No
- License
- 00637-NP (OH)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2006-04-19
- Last updated
- 2011-03-17
Frequently asked questions
- What is Mary Lynn O'Connor's NPI number?
- Mary Lynn O'Connor's National Provider Identifier (NPI) is 1659336998, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Lynn O'Connor's specialty?
- Mary Lynn O'Connor is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Lynn O'Connor located?
- Mary Lynn O'Connor's practice location on file with NPPES is 2001 Crocker Rd Ste 600, Westlake, OH 44145-6972.
- What is Mary Lynn O'Connor's phone number?
- The practice phone number listed in the NPPES registry for Mary Lynn O'Connor is (440) 871-5100.
- Is Mary Lynn O'Connor's NPI active?
- Yes — Mary Lynn O'Connor's NPI (1659336998) is active in the NPPES registry as of the last update on 2011-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.