Mary Zelio, CRNP-PMH
NPI 1588901946 · Psychiatric/Mental Health Nurse Practitioner · Columbia, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Zelio, CRNP-PMH is a Psychiatric/Mental Health Nurse Practitioner provider in Columbia, MD (NPI 1588901946).
Provider details
- NPI number
- 1588901946
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP-PMH
- Sex
- Female
- Sole proprietor
- No
- License
- 204271 (MD)
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
13 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
- 2013-01-04
- Last updated
- 2021-02-10
- Certified
- 2021-02-10
Frequently asked questions
- What is Mary Zelio's NPI number?
- Mary Zelio's National Provider Identifier (NPI) is 1588901946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Zelio's specialty?
- Mary Zelio is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Zelio located?
- Mary Zelio's practice location on file with NPPES is 9030 Route 108 Ste a, Columbia, MD 21045-1990.
- What is Mary Zelio's phone number?
- The practice phone number listed in the NPPES registry for Mary Zelio is (410) 740-1901.
- Does Mary Zelio accept Medicare?
- Mary Zelio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Zelio's NPI active?
- Yes — Mary Zelio's NPI (1588901946) is active in the NPPES registry as of the last update on 2021-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.