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JOSEPH YUSAF MARDANZAI MD
NPI 1043220031
Internal Medicine in San Ramon, CA

Active since August 09, 2006PECOS EnrolledAccepts Medicare Assignment
11030 BOLLINGER CANYON RD, STE 240, SAN RAMON, CA 94582(925) 736-1000 Get Directions Write a Review

NPPES record last updated: September 30, 2015. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Joseph Yusaf Mardanzai Md NPPES

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

JOSEPH YUSAF MARDANZAI MD (NPI 1043220031) is an individual internal medicine provider in San Ramon, California, licensed in California (A80856) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2000).

NPPES Registry Identity

NPI1043220031
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameJOSEPH YUSAF MARDANZAICredential: MD
Location Address11030 BOLLINGER CANYON RD, STE 240San Ramon, CA 94582-4874
Mailing AddressPo Box 3888San Ramon, CA 94583-8888 · (925) 718-6622
Phone(925) 736-1000
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateAugust 9, 2006
Last NPPES UpdateSeptember 30, 2015
✔ NPI 1043220031 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A80856
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.
11030 BOLLINGER CANYON RD, San Ramon, CA 94582
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Other Identifiers 3

Medicare PINAQ379VHI
Medicaid00A808560CA
Medicare PIN00A808561CA

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

Joseph Yusaf Mardanzai 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 ID7911916382
PECOS Enrollment IDI20060412000403
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 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
17 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94582 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 7

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

PLEASANTON FAMILY MEDICAL CENTER, INC.
Clinic/Center
11030 BOLLINGER CANYON RD, # 240
SAN RAMON, CA 94582
Contra Costa County (925) 736-2200
DR. JOANNE R. VOGEL M.D.
Hospitalist
11030 BOLLINGER CANYON RD, SUITE 250
SAN RAMON, CA 94582
Contra Costa County (925) 736-0110
PRESTIGE MED INC
Internal Medicine
11030 BOLLINGER CANYON RD, STE 240
SAN RAMON, CA 94582
Contra Costa County (925) 718-6622
DR. ERIK MICHAEL GRACER MD
Family Medicine
11030 BOLLINGER CANYON RD, STE 200
SAN RAMON, CA 94582
Contra Costa County (925) 362-1001
PRESTIGE MED INC
Internal Medicine
11030 BOLLINGER CANYON RD, SUITE 240
SAN RAMON, CA 94582
Contra Costa County (925) 736-1000
JOANNE VOGEL MD INC
Obstetrics & Gynecology
11030 BOLLINGER CANYON RD, SUITE 250
SAN RAMON, CA 94582
Contra Costa County (925) 736-0110
DR. ALFRED EUAIK TAN M.D.
Family Medicine
11030 BOLLINGER CANYON RD, SUITE240
SAN RAMON, CA 94582
Contra Costa County (925) 736-2200

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 Joseph Mardanzai's NPI number?

The NPI number for Joseph Mardanzai is 1043220031. It was assigned to this individual provider in the NPPES registry on August 9, 2006.

Where is Joseph Mardanzai located?

Joseph Mardanzai practices at 11030 Bollinger Canyon Rd Ste 240, San Ramon, CA 94582. The listed phone number is (925) 736-1000.

What is Joseph Mardanzai's specialty?

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

Is Joseph Mardanzai enrolled in Medicare?

Yes. Joseph Mardanzai 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 Joseph Mardanzai was last updated on September 30, 2015. NPI Profile syncs with the weekly NPPES data releases published by CMS.