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DR. JOHN ARTHUR HORNING MD
NPI 1033148523
Emergency Medicine in San Bruno, CA

Active since June 30, 2006PECOS EnrolledAccepts Medicare Assignment
841 SAN BRUNO AVE W STE 100, SAN BRUNO, CA 94066(415) 300-4436(415) 367-1514 Get Directions Write a Review

NPPES record last updated: July 8, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 8, 2022, May 26, 2022 (2 updates tracked since 2022).

About Dr. John Arthur Horning Md NPPES

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

DR. JOHN ARTHUR HORNING MD (NPI 1033148523) is an individual emergency medicine provider in San Bruno, California, licensed in California (G85580) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Northwestern University Feinberg Medical School (1993).

NPPES Registry Identity

NPI1033148523
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. JOHN ARTHUR HORNINGCredential: MD
Location Address841 SAN BRUNO AVE W STE 100San Bruno, CA 94066-3443
Mailing Address321 Potrero Ave Ste ASan Francisco, CA 94103-4816 · (415) 300-4436 · Fax (415) 367-1514
Phone(415) 300-4436
Fax(415) 367-1514
Sole ProprietorYes
Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 1993
Enumeration DateJune 30, 2006
Last NPPES UpdateJuly 8, 20222 updates tracked since enumeration
NPPES CertifiedJuly 8, 2022
✔ NPI 1033148523 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in CA · G85580✔ Licensed in MT · 33421
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
841 SAN BRUNO AVE W STE 100, San Bruno, CA 94066
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Other Identifiers 1

Medicaid8256638CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Mountain Health CO-OP.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. John Arthur Horning Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5395798920
PECOS Enrollment IDI20060203000181
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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Severe acute respiratory syndrome coronavirus 2 (covid-19) vaccine, recombinant spike protein nanoparticle, saponin-based adjuvant, preservative free, 5 mcg/0.5ml dosage, for intramuscular use 91304
The COVID-19 vaccine you'll receive is designed to protect against the virus. It contains tiny, harmless pieces of the virus's spike protein. These trigger your immune system to build a defense. The vaccine also includes a saponin-based adjuvant to enhance this response. It's given as a 0.5ml injection into a muscle.
196 services196 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
150 services150 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94066 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
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.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BAY AREA PL SERVICES
Emergency Medicine
841 SAN BRUNO AVE W STE 100
SAN BRUNO, CA 94066
San Mateo County (415) 300-4436
BAY AREA PL SERVICES
Clinical Medical Laboratory
841 SAN BRUNO AVE W STE 100
SAN BRUNO, CA 94066
San Mateo County (415) 300-4436

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 John Horning's NPI number?

The NPI number for John Horning is 1033148523. It was assigned to this individual provider in the NPPES registry on June 30, 2006.

Where is John Horning located?

John Horning practices at 841 San Bruno Ave W Ste 100, San Bruno, CA 94066. The listed phone number is (415) 300-4436.

What is John Horning's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is John Horning enrolled in Medicare?

Yes. John Horning is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does John Horning accept?

Health plans from Mountain Health CO-OP list John Horning as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for John Horning was last updated on July 8, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.