DR. WILLIAM GARRETT HOLDER JR. M.D.
NPI 1205216728
Emergency Medicine in South San Francisco, CA

Active since June 01, 2015PECOS EnrolledAccepts Medicare Assignment
1200 EL CAMINO REAL, SOUTH SAN FRANCISCO, CA 94080(650) 742-2000 Get Directions Write a Review

NPPES record last updated: February 20, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Feb 20, 2025, Nov 9, 2021, Nov 27, 2018 and 2 more (5 updates tracked since 2017).

About Dr. William Garrett Holder Jr. M.d. NPPES

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

DR. WILLIAM GARRETT HOLDER JR. M.D. (NPI 1205216728) is an individual emergency medicine provider in South San Francisco, California, licensed in California (C183944) and active in the NPI registry since June 2015. He is enrolled in Medicare PECOS, is affiliated with Memorial Mission Hospital And Asheville Surgery Ce, and is a graduate of University Of South Carolina School Of Medicine (2015).

NPPES Registry Identity

NPI1205216728
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. WILLIAM GARRETT HOLDER JR.Credential: M.D.
Location Address1200 EL CAMINO REALSouth San Francisco, CA 94080-3208
Mailing Address1200 El Camino RealSouth San Francisco, CA 94080-3208 · (650) 742-2000
Sole ProprietorYes
Medical School CMSUniversity Of South Carolina School Of MedicineGraduated 2015
Enumeration DateJune 1, 2015
Last NPPES UpdateFebruary 20, 20255 updates tracked since enumeration
NPPES CertifiedFebruary 20, 2025
NPI 1205216728 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses Licensed in CA · C183944 Licensed in HI · MD-20152
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.

Also ListedGeneral PracticeTaxonomy 208D00000X · License 0101261753 (VA)
1200 EL CAMINO REAL, South San Francisco, CA 94080

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. William Garrett Holder Jr. M.d. 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 ID8527495027
PECOS Enrollment IDI20250613003129
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

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
22 services22 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Memorial Mission Hospital And Asheville Surgery Ce

Acute Care Hospitals · Asheville, NC
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number340002
Location509 Biltmore AveAsheville, NC 28801 · Buncombe County
Emergency services Birthing friendly

The Mcdowell Hospital

Acute Care Hospitals · Marion, NC
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number340087
Location430 Rankin Drive P O Box 730Marion, NC 28752 · Mc Dowell County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94080 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 20

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

Psychologist (Cognitive & Behavioral)
1200 EL CAMINO REAL
SOUTH SAN FRANCISCO, CA 94080
Nurse Practitioner (Primary Care)
1200 EL CAMINO REAL
SOUTH SAN FRANCISCO, CA 94080
Nurse Practitioner (Adult Health)
1200 EL CAMINO REAL
SOUTH SAN FRANCISCO, CA 94080
Radiology (Diagnostic Radiology)
1200 EL CAMINO REAL, 1ST FLOOR, DEPARTMENT OF RADIOLOGY
SOUTH SAN FRANCISCO, CA 94080
Nurse Practitioner (Family)
1200 EL CAMINO REAL, 5TH FLOOR HOPITAL TOWER
SOUTH SAN FRANCISCO, CA 94080
Pharmacist
1200 EL CAMINO REAL
SOUTH SAN FRANCISCO, CA 94080
Nurse Practitioner
1200 EL CAMINO REAL
SOUTH SAN FRANCISCO, CA 94080
Pharmacist
1200 EL CAMINO REAL
SOUTH SAN FRANCISCO, CA 94080

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1205216728, enumerated as an "individual" on June 01, 2015.

The provider is located at 1200 EL CAMINO REAL SOUTH SAN FRANCISCO, CA 94080 and the phone number is (650) 742-2000.

Emergency Medicine with taxonomy code 207P00000X.

William Holder is affiliated with: MEMORIAL MISSION HOSPITAL AND ASHEVILLE SURGERY CE and THE MCDOWELL HOSPITAL.