Martha Marquesen, NP
NPI 1831356492 · Adult Health Nurse Practitioner · Bethesda, MD
Enrolled with Medicare as Order and Referring Only - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martha Marquesen, NP is a Adult Health Nurse Practitioner provider in Bethesda, MD (NPI 1831356492).
Provider details
- NPI number
- 1831356492
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- R103484 (MD)
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
18 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
- 2008-05-21
- Last updated
- 2008-05-21
Frequently asked questions
- What is Martha Marquesen's NPI number?
- Martha Marquesen's National Provider Identifier (NPI) is 1831356492, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martha Marquesen's specialty?
- Martha Marquesen is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Martha Marquesen located?
- Martha Marquesen's practice location on file with NPPES is Nih 9000 Rockville Pike, Bethesda, MD 20892-1456.
- What is Martha Marquesen's phone number?
- The practice phone number listed in the NPPES registry for Martha Marquesen is (301) 451-7907.
- Does Martha Marquesen accept Medicare?
- Martha Marquesen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martha Marquesen's NPI active?
- Yes — Martha Marquesen's NPI (1831356492) is active in the NPPES registry as of the last update on 2008-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.