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DANIELLE M WILLIAMSON MD
NPI 1124403860
Anesthesiology in San Francisco, CA

Active since July 23, 2015PECOS EnrolledAccepts Medicare Assignment
521 PARNASSUS AVE, SAN FRANCISCO, CA 94143(503) 428-1440 Get Directions Write a Review

NPPES record last updated: June 28, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Danielle M Williamson Md NPPES

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

DANIELLE M WILLIAMSON MD (NPI 1124403860) is an individual anesthesiology provider in San Francisco, California, licensed in California (A163177) and active in the NPI registry since July 2015. She is enrolled in Medicare PECOS and is a graduate of Oregon Health Sciences University School Of Medicine (2017).

NPPES Registry Identity

NPI1124403860
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameDANIELLE M WILLIAMSONCredential: MD
Location Address521 PARNASSUS AVESan Francisco, CA 94143-2206
Mailing AddressPo Box 3158Portland, OR 97208-3158
Phone(503) 428-1440
Sole ProprietorNo
Medical School CMSOregon Health Sciences University School Of MedicineGraduated 2017
Enumeration DateJuly 23, 2015
Last NPPES UpdateJune 28, 2023
NPPES CertifiedJune 28, 2023
✔ NPI 1124403860 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A163177
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License PG183786 (OR)
521 PARNASSUS AVE, San Francisco, CA 94143
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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

Danielle M Williamson 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 ID1658649488
PECOS Enrollment IDI20220725003366
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.

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.

KIRSTEN RITTENBACH DDS, MD
Oral & Maxillofacial Surgery
521 PARNASSUS AVE, C-522
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-8226
AMY WEINBERG MD
Hospitalist
521 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-1000
ASHISH RAMANLAL GANDHI
Hospitalist
521 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 514-1378
LIANA VALEANU MD
Anesthesiology
521 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 514-7952
JULIN F TANG MD
Anesthesiology
521 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-9035
DR. BINBIN WANG M.D.
Anesthesiology
521 PARNASSUS AVE, RM C-450
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-3235
CHRISTINE V BORROMEO PHARM.D
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
521 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 353-1335
DR. CARLSON MATHIAS NGWABIFU ASANGHANWA
Anesthesiology
521 PARNASSUS AVE
SAN FRANCISCO, CA 94143
San Francisco County (415) 514-1043

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 Danielle Williamson's NPI number?

The NPI number for Danielle Williamson is 1124403860. It was assigned to this individual provider in the NPPES registry on July 23, 2015.

Where is Danielle Williamson located?

Danielle Williamson practices at 521 Parnassus Ave, San Francisco, CA 94143. The listed phone number is (503) 428-1440.

What is Danielle Williamson's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Danielle Williamson enrolled in Medicare?

Yes. Danielle Williamson 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.

When was this NPI record last updated?

The NPPES record for Danielle Williamson was last updated on June 28, 2023. 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.