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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CLARENCE SPARKS
NPI 1013604602
Internal Medicine in Alameda, CA

Active since April 24, 2023PECOS Enrolled
2417 CENTRAL AVE, ALAMEDA, CA 94501(510) 752-1190 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Clarence Sparks NPPES

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

CLARENCE SPARKS (NPI 1013604602) is an individual internal medicine provider in Alameda, California, licensed in California (20A24304) and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1013604602
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameCLARENCE SPARKS
Location Address2417 CENTRAL AVEAlameda, CA 94501-4515
Mailing Address2417 Central AveAlameda, CA 94501-4515 · (510) 752-1190
Phone(510) 752-1190
Sole ProprietorNo
Enumeration DateApril 24, 2023
Last NPPES UpdateSeptember 29, 2026
NPPES CertifiedSeptember 29, 2026
✔ NPI 1013604602 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 · 20A24304
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.
2417 CENTRAL AVE, Alameda, CA 94501
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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 (PECOS)

Clarence Sparks is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 94501 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.

DAVID R. CRANEY MD
Internal Medicine
2417 CENTRAL AVE
ALAMEDA, CA 94501
Alameda County (510) 749-5731
CHARLIE C. CHU MD
Internal Medicine
2417 CENTRAL AVE
ALAMEDA, CA 94501
Alameda County (510) 749-5731
CHUONG M. DO MD
Internal Medicine
2417 CENTRAL AVE
ALAMEDA, CA 94501
Alameda County (510) 752-1000
DR. JOHN PAKULA MD
Family Medicine
2417 CENTRAL AVE
ALAMEDA, CA 94501
Alameda County (510) 752-1000
ANGELA LAI CHAN MD
Internal Medicine
2417 CENTRAL AVE
ALAMEDA, CA 94501
Alameda County (510) 749-5731
LEO YEE HUNG CHENG MD
Pediatrics
2417 CENTRAL AVE
ALAMEDA, CA 94501
Alameda County (510) 749-5731
LINH T. HOANG MD
Obstetrics & Gynecology
2417 CENTRAL AVE
ALAMEDA, CA 94501
Alameda County (510) 752-1000
ARLENE B. COSCA MD
Obstetrics & Gynecology
2417 CENTRAL AVE
ALAMEDA, CA 94501
Alameda County (510) 749-5731

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 Clarence Sparks's NPI number?

The NPI number for Clarence Sparks is 1013604602. It was assigned to this individual provider in the NPPES registry on April 24, 2023.

Where is Clarence Sparks located?

Clarence Sparks practices at 2417 Central Ave, Alameda, CA 94501. The listed phone number is (510) 752-1190.

What is Clarence Sparks's specialty?

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

Is Clarence Sparks enrolled in Medicare?

Yes. Clarence Sparks is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Clarence Sparks was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 days 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.