1. Home
  2. Directory
  3. California
  4. San Francisco
  5. Internal Medicine
  6. NPI Profile

MAUREEN HORTON M.D.
NPI 1861446189
Internal Medicine - Pulmonary Disease in San Francisco, CA

Active since May 20, 2006PECOS Enrolled
4016 22ND ST, SAN FRANCISCO, CA 94114(443) 710-9341 Get Directions Write a Review

NPPES record last updated: October 21, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Maureen Horton M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MAUREEN HORTON M.D. (NPI 1861446189) is an individual pulmonary disease provider in San Francisco, California, licensed in California (C176693) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1861446189
Entity TypeIndividualFemale
Primary Taxonomy207RP1001X
Provider Legal NameMAUREEN HORTONCredential: M.D.
Location Address4016 22ND STSan Francisco, CA 94114-3135
Mailing Address4016 22nd StSan Francisco, CA 94114-3135 · (443) 710-9341
Phone(443) 710-9341
Sole ProprietorNo
Enumeration DateMay 20, 2006
Last NPPES UpdateOctober 21, 2022
NPPES CertifiedOctober 21, 2022
✔ NPI 1861446189 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
Licenses✔ Licensed in CA · C176693✔ Licensed in MD · D47950
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
Also ListedInternal MedicineTaxonomy 207R00000X · License D47950 (MD)
4016 22ND ST, San Francisco, CA 94114
Open in Google Maps ↗

Other Identifiers 1

Medicaid521102600MD

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Maureen Horton M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94114 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
3 suppliers24 claims24 services$20.21 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
6 suppliers39 claims39 services$74.79 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Maureen Horton's NPI number?

The NPI number for Maureen Horton is 1861446189. It was assigned to this individual provider in the NPPES registry on May 20, 2006.

Where is Maureen Horton located?

Maureen Horton practices at 4016 22nd St, San Francisco, CA 94114. The listed phone number is (443) 710-9341.

What is Maureen Horton's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Maureen Horton enrolled in Medicare?

Yes. Maureen Horton is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Maureen Horton was last updated on October 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.