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JONATHAN M. SIEGEL MD
NPI 1477601359
Internal Medicine in San Diego, CA

Active since January 08, 2007PECOS Enrolled
4647 ZION AVE, SAN DIEGO, CA 92120(619) 528-5000 Get Directions Write a Review

NPPES record last updated: December 1, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Jonathan M. Siegel Md NPPES

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

JONATHAN M. SIEGEL MD (NPI 1477601359) is an individual internal medicine provider in San Diego, California, licensed in California (C42690) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1477601359
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameJONATHAN M. SIEGELCredential: MD
Location Address4647 ZION AVESan Diego, CA 92120-2507
Mailing Address4647 Zion AveSan Diego, CA 92120-2507 · (619) 528-5000
Phone(619) 528-5000
Sole ProprietorNo
Enumeration DateJanuary 8, 2007
Last NPPES UpdateDecember 1, 2021
✔ NPI 1477601359 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 · C42690
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.
4647 ZION AVE, San Diego, CA 92120
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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)

Jonathan M. Siegel Md 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 92120 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
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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.

ANN MARIE PENA MD
Obstetrics & Gynecology
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5000
DR. SHWETA WARNER M.D.
Internal Medicine (Infectious Disease)
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 221-6258
DR. MATTHEW JAMES ROOSEVELT M.D.
Internal Medicine
4647 ZION AVE, DEPARTMENT OF HOSPITAL MEDICINE
SAN DIEGO, CA 92120
San Diego County (619) 952-5091
RICHARD FUNG
Pharmacist
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (626) 278-2749
ARDIS L TASCHNER CRNA
Nurse Anesthetist, Certified Registered
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5000
JEANNE HAGER DONAHUE LCSW
Social Worker (Clinical)
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5323
DAVID M. LEVINE MD
Internal Medicine (Pulmonary Disease)
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5000
DALE K. LIEU MD
Internal Medicine (Infectious Disease)
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5000

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 Jonathan Siegel's NPI number?

The NPI number for Jonathan Siegel is 1477601359. It was assigned to this individual provider in the NPPES registry on January 8, 2007.

Where is Jonathan Siegel located?

Jonathan Siegel practices at 4647 Zion Ave, San Diego, CA 92120. The listed phone number is (619) 528-5000.

What is Jonathan Siegel's specialty?

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

Is Jonathan Siegel enrolled in Medicare?

Yes. Jonathan Siegel is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Jonathan Siegel was last updated on December 1, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.