Mary Mercer, DO
NPI 1992807432 · Internal Medicine Physician · Oklahoma City, OK
Mary Mercer, DO is a Internal Medicine Physician provider in Oklahoma City, OK (NPI 1992807432).
Provider details
- NPI number
- 1992807432
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2887 (OK)
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
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
- 2006-09-04
- Last updated
- 2008-05-15
Frequently asked questions
- What is Mary Mercer's NPI number?
- Mary Mercer's National Provider Identifier (NPI) is 1992807432, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Mercer's specialty?
- Mary Mercer is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Mercer located?
- Mary Mercer's practice location on file with NPPES is 5622 N Portland Ave, Oklahoma City, OK 73112-2096.
- What is Mary Mercer's phone number?
- The practice phone number listed in the NPPES registry for Mary Mercer is (405) 942-5513.
- Is Mary Mercer's NPI active?
- Yes — Mary Mercer's NPI (1992807432) is active in the NPPES registry as of the last update on 2008-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.