Karen Merriman, ACNP-BC
NPI 1225373020 · Nurse Practitioner · Dallas, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Merriman, ACNP-BC is a Nurse Practitioner provider in Dallas, TX (NPI 1225373020).
Provider details
- NPI number
- 1225373020
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ACNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 634207 (TX)
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
- 2012-12-05
- Last updated
- 2012-12-05
Frequently asked questions
- What is Karen Merriman's NPI number?
- Karen Merriman's National Provider Identifier (NPI) is 1225373020, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Merriman's specialty?
- Karen Merriman is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Merriman located?
- Karen Merriman's practice location on file with NPPES is 5323 Harry Hines Blvd, Dallas, TX 75390-7201.
- What is Karen Merriman's phone number?
- The practice phone number listed in the NPPES registry for Karen Merriman is (214) 645-0624.
- Does Karen Merriman accept Medicare?
- Karen Merriman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Merriman's NPI active?
- Yes — Karen Merriman's NPI (1225373020) is active in the NPPES registry as of the last update on 2012-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.