Maureen Horton, M.D.
NPI 1861446189 · Pulmonary Disease Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maureen Horton, M.D. is a Pulmonary Disease Physician provider in San Francisco, CA (NPI 1861446189).
Provider details
- NPI number
- 1861446189
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- D47950 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
20 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
- 2006-05-20
- Last updated
- 2022-10-21
- Certified
- 2022-10-21
Frequently asked questions
- What is Maureen Horton's NPI number?
- Maureen Horton's National Provider Identifier (NPI) is 1861446189, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maureen Horton's specialty?
- Maureen Horton is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Maureen Horton located?
- Maureen Horton's practice location on file with NPPES is 4016 22nd St, San Francisco, CA 94114-3135.
- What is Maureen Horton's phone number?
- The practice phone number listed in the NPPES registry for Maureen Horton is (443) 710-9341.
- Does Maureen Horton accept Medicare?
- Maureen Horton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maureen Horton's NPI active?
- Yes — Maureen Horton's NPI (1861446189) is active in the NPPES registry as of the last update on 2022-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.