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DR. GREGG J SILVERMAN M.D.
NPI 1952327009
Internal Medicine in La Jolla, CA

Active since July 14, 2006PECOS Enrolled
9500 GILMAN DR, DEPARTMENT OF MEDICINE - 0663, LA JOLLA, CA 92093(858) 534-5439(858) 822-5230 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Gregg J Silverman M.d. NPPES

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

DR. GREGG J SILVERMAN M.D. (NPI 1952327009) is an individual internal medicine provider in La Jolla, California, licensed in California (G49612) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1952327009
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. GREGG J SILVERMANCredential: M.D.
Location Address9500 GILMAN DR, DEPARTMENT OF MEDICINE - 0663La Jolla, CA 92093-5004
Mailing Address9500 Gilman Dr, Department Of Medicine - 0663La Jolla, CA 92093-5004 · (858) 534-5439 · Fax (858) 822-5230
Phone(858) 534-5439
Fax(858) 822-5230
Sole ProprietorNo
Enumeration DateJuly 14, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1952327009 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 · G49612
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 ListedInternal Medicine · RheumatologyTaxonomy 207RR0500X · License G49612 (CA)

Other Identifiers 1

Medicaid00G496120CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Gregg J Silverman M.d. 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 92093 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.

DR. LEE LE WANG M.D.
Radiology (Diagnostic Radiology)
9500 GILMAN DR
LA JOLLA, CA 92093
San Diego County (858) 534-3880
BONNIE SUSAN OMEARA NP
Nurse Practitioner (Adult Health)
9500 GILMAN DR
LA JOLLA, CA 92093
San Diego County (858) 534-3300
ELKA RUBIN MD
Radiology (Diagnostic Radiology)
9500 GILMAN DR
LA JOLLA, CA 92093
San Diego County (858) 534-2230
DR. ROBERT J PARMER M.D.
Internal Medicine
9500 GILMAN DR, MAIL CODE 9111-H
LA JOLLA, CA 92093
San Diego County (858) 552-8585
ANGELA R ACFALLE NP CNS
Nurse Practitioner (Adult Health)
9500 GILMAN DR, # 0039
LA JOLLA, CA 92093
San Diego County (858) 534-2918
BRITNIE PRIEST MAT, ATC, LAT
Specialist/Technologist (Athletic Trainer)
9500 GILMAN DR, MC0529
LA JOLLA, CA 92093
San Diego County (858) 822-6747
CHRISTOPHER MONGLIN LIU
Orthopaedic Surgery
9500 GILMAN DR
LA JOLLA, CA 92093
San Diego County (571) 721-9812
GLORIA LIN
Student in an Organized Health Care Education/Training Program
9500 GILMAN DR
LA JOLLA, CA 92093
San Diego County (858) 657-8803

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 Gregg Silverman's NPI number?

The NPI number for Gregg Silverman is 1952327009. It was assigned to this individual provider in the NPPES registry on July 14, 2006.

Where is Gregg Silverman located?

Gregg Silverman practices at 9500 Gilman Dr Department Of Medicine - 0663, La Jolla, CA 92093. The listed phone number is (858) 534-5439.

What is Gregg Silverman's specialty?

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

Is Gregg Silverman enrolled in Medicare?

Yes. Gregg Silverman is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gregg Silverman was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.