Marshall Balish, MD-PHD
NPI 1427140391 · Neurology Physician · Washington, DC
Enrolled with Medicare as Order and Referring Only - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marshall Balish, MD-PHD is a Neurology Physician provider in Washington, DC (NPI 1427140391).
Provider details
- NPI number
- 1427140391
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD-PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 19276 (DC)
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
- 2006-09-29
- Last updated
- 2013-12-23
Frequently asked questions
- What is Marshall Balish's NPI number?
- Marshall Balish's National Provider Identifier (NPI) is 1427140391, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marshall Balish's specialty?
- Marshall Balish is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Marshall Balish located?
- Marshall Balish's practice location on file with NPPES is Washington Va Medical Ctr, Washington, DC 20422-0001.
- What is Marshall Balish's phone number?
- The practice phone number listed in the NPPES registry for Marshall Balish is (202) 745-8144.
- Does Marshall Balish accept Medicare?
- Marshall Balish is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marshall Balish's NPI active?
- Yes — Marshall Balish's NPI (1427140391) is active in the NPPES registry as of the last update on 2013-12-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.