Karen Merritt, M.D.
NPI 1821027822 · Internal Medicine Physician · Richmond, VA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Merritt, M.D. is a Internal Medicine Physician provider in Richmond, VA (NPI 1821027822).
Provider details
- NPI number
- 1821027822
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- D43375 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
2 documented practice locations
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
Additional practice locations (1)
- 6190 Georgetown BlvdEldersburg, MD 21784-6460Phone: (410) 552-5050Fax: (410) 552-0200
Registry dates
- Enumerated
- 2006-07-02
- Last updated
- 2024-12-11
- Certified
- 2024-12-11
Frequently asked questions
- What is Karen Merritt's NPI number?
- Karen Merritt's National Provider Identifier (NPI) is 1821027822, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Merritt's specialty?
- Karen Merritt is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Merritt located?
- Karen Merritt's practice location on file with NPPES is 2421 Chamberlayne Ave, Richmond, VA 23222-4205.
- What is Karen Merritt's phone number?
- The practice phone number listed in the NPPES registry for Karen Merritt is (804) 329-8510.
- Does Karen Merritt accept Medicare?
- Karen Merritt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Merritt's NPI active?
- Yes — Karen Merritt's NPI (1821027822) is active in the NPPES registry as of the last update on 2024-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.