MOHAMMED SAADAD HUSSAIN
NPI 1841933140
Internal Medicine in San Francisco, CA

Q: What is Mohammed Hussain's NPI number?

The NPI number for Mohammed Hussain is 1841933140. It was assigned to this individual provider in the NPPES registry on April 15, 2022.

Q: What is Mohammed Hussain's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Mohammed Hussain was last updated on December 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.

Active since April 15, 2022PECOS EnrolledAccepts Medicare Assignment

1001 POTRERO AVE, SAN FRANCISCO, CA 94110(347) 398-7680 Get Directions Write a Review

NPPES record last updated: December 12, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 12, 2025, Apr 15, 2022 (2 updates tracked since 2022).

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About Mohammed Saadad Hussain NPPES

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

MOHAMMED SAADAD HUSSAIN (NPI 1841933140) is an individual internal medicine provider in San Francisco, California, licensed in California (203748) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS and is a graduate of City University Of New York School Of Medicine (2022).

NPPES Registry Identity

NPI1841933140

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameMOHAMMED SAADAD HUSSAIN

Location Address1001 POTRERO AVESan Francisco, CA 94110-3518

Mailing AddressPo Box 743749Los Angeles, CA 90074-3749 · (415) 514-3000

Phone(347) 398-7680

Sole ProprietorYes

Medical School CMSCity University Of New York School Of MedicineGraduated 2022

Enumeration DateApril 15, 2022

Last NPPES UpdateDecember 12, 20252 updates tracked since enumeration

NPPES CertifiedDecember 12, 2025

✔ NPI 1841933140 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in CA · 203748

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedHospitalistTaxonomy 208M00000X · License A203748 (CA)

1001 POTRERO AVE, San Francisco, CA 94110

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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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

Mohammed Saadad Hussain 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 ID4385148139

PECOS Enrollment IDI20250916002992

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 94110 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.

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.

ROCIO C AGRAZ-LARA RN, PHN

Registered Nurse

1001 POTRERO AVE, ZSFG BUILDING 90 4TH FLOOR
SAN FRANCISCO, CA 94110

San Francisco County (415) 206-8524

DR. SUSAN WLODARCZYK MD

Student in an Organized Health Care Education/Training Program

1001 POTRERO AVE, BLDG 10, 3RD FLOOR, WARD 13 BOX 1364
SAN FRANCISCO, CA 94110

San Francisco County (415) 206-5164

AMY DINER PSY.D.

Student in an Organized Health Care Education/Training Program

1001 POTRERO AVE
SAN FRANCISCO, CA 94110

San Francisco County (415) 206-5270

CHRISTOPHER RUIZ

Case Manager/Care Coordinator

1001 POTRERO AVE
SAN FRANCISCO, CA 94110

San Francisco County (415) 206-3950

C. STIRLING SOMERS

Counselor

1001 POTRERO AVE
SAN FRANCISCO, CA 94110

San Francisco County (415) 206-5270

WILLIAM RUSSEL CARPENTER FNP-C

Nurse Practitioner (Family)

1001 POTRERO AVE
SAN FRANCISCO, CA 94110

San Francisco County (628) 206-8000

REGENTS OF THE UNIVERSITY OF CALIFORNIA

Clinical Medical Laboratory

1001 POTRERO AVE, BLDG 100, RM 104
SAN FRANCISCO, CA 94110

San Francisco County (415) 502-4775

DR. DENISE RENEE GONZALEZ MD

Internal Medicine

1001 POTRERO AVE, 1M
SAN FRANCISCO, CA 94110

San Francisco County (415) 206-6075

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 Mohammed Hussain's NPI number?

The NPI number for Mohammed Hussain is 1841933140. It was assigned to this individual provider in the NPPES registry on April 15, 2022.

Where is Mohammed Hussain located?

Mohammed Hussain practices at 1001 Potrero Ave, San Francisco, CA 94110. The listed phone number is (347) 398-7680.

What is Mohammed Hussain's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mohammed Hussain enrolled in Medicare?

Yes. Mohammed Hussain 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 Mohammed Hussain was last updated on December 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.