CALVIN S. SO MD
NPI 1629156229
Allergy & Immunology in San Francisco, CA

Active since November 01, 2006PECOS EnrolledAccepts Medicare Assignment
2200 OFARRELL ST, SAN FRANCISCO, CA 94115(415) 833-2000 Get Directions Write a Review

NPPES record last updated: December 13, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Calvin S. So Md NPPES

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

CALVIN S. SO MD (NPI 1629156229) is an individual allergy & immunology provider in San Francisco, California, licensed in California (A78667) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Medical College Of Wisconsin (2000).

NPPES Registry Identity

NPI1629156229
Entity TypeIndividualMale
Primary Taxonomy207K00000X
Provider Legal NameCALVIN S. SOCredential: MD
Location Address2200 OFARRELL STSan Francisco, CA 94115-3357
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3466 · (510) 625-6262
Sole ProprietorNo
Medical School CMSMedical College Of WisconsinGraduated 2000
Enumeration DateNovember 1, 2006
Last NPPES UpdateDecember 13, 2021
NPI 1629156229 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
License Licensed in CA · A78667
Definition

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

2200 OFARRELL ST, San Francisco, CA 94115

Other Identifiers 1

Medicaid00A786670CA

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

Calvin S. So 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 ID5698798585
PECOS Enrollment IDI20060105000886
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.

Pediatrics
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Nuclear Medicine
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Pediatrics
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Radiology (Diagnostic Radiology)
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Internal Medicine
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Hospitalist
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Internal Medicine (Critical Care Medicine)
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Otolaryngology
2200 OFARRELL ST
SAN FRANCISCO, CA 94115

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 Calvin So's NPI number?

The NPI number for Calvin So is 1629156229. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Where is Calvin So located?

Calvin So practices at 2200 Ofarrell St, San Francisco, CA 94115. The listed phone number is (415) 833-2000.

What is Calvin So's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Is Calvin So enrolled in Medicare?

Yes. Calvin So 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 Calvin So was last updated on December 13, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.