Mary Lazarek, CRNP
NPI 1689747974 · Family Nurse Practitioner · Wheaton, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Lazarek, CRNP is a Family Nurse Practitioner provider in Wheaton, MD (NPI 1689747974).
Provider details
- NPI number
- 1689747974
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- No
- License
- R103005 (MD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
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
Mailing address
Registry dates
- Enumerated
- 2006-11-16
- Last updated
- 2021-06-02
- Certified
- 2021-06-02
Frequently asked questions
- What is Mary Lazarek's NPI number?
- Mary Lazarek's National Provider Identifier (NPI) is 1689747974, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Lazarek's specialty?
- Mary Lazarek is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Lazarek located?
- Mary Lazarek's practice location on file with NPPES is 2424 Reedie Dr, Wheaton, MD 20902-4624.
- What is Mary Lazarek's phone number?
- The practice phone number listed in the NPPES registry for Mary Lazarek is (301) 962-6173.
- Does Mary Lazarek accept Medicare?
- Mary Lazarek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Lazarek's NPI active?
- Yes — Mary Lazarek's NPI (1689747974) is active in the NPPES registry as of the last update on 2021-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.