Karl Brown, MD
NPI 1902838972 · Infectious Disease Physician · Martinsburg, WV
Enrolled with Medicare as Order and Referring Only - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karl Brown, MD is a Infectious Disease Physician provider in Martinsburg, WV (NPI 1902838972).
Provider details
- NPI number
- 1902838972
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 197655 (NY)
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
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
- 2006-07-07
- Last updated
- 2020-09-17
- Certified
- 2020-09-17
Frequently asked questions
- What is Karl Brown's NPI number?
- Karl Brown's National Provider Identifier (NPI) is 1902838972, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karl Brown's specialty?
- Karl Brown is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Karl Brown located?
- Karl Brown's practice location on file with NPPES is 510 Butler Ave, Martinsburg, WV 25405-9990.
- What is Karl Brown's phone number?
- The practice phone number listed in the NPPES registry for Karl Brown is (304) 263-0811.
- Does Karl Brown accept Medicare?
- Karl Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karl Brown's NPI active?
- Yes — Karl Brown's NPI (1902838972) is active in the NPPES registry as of the last update on 2020-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.