1. Home
  2. Directory
  3. California
  4. Los Angeles
  5. Internal Medicine
  6. NPI Profile

DR. PETER JAN GEISELER M.D.
NPI 1760418016
Internal Medicine - Infectious Disease in Los Angeles, CA

Active since June 25, 2006
1520 SAN PABLO ST, SUITE 1000, LOS ANGELES, CA 90033(323) 442-5100 Get Directions Write a Review

NPPES record last updated: October 25, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Peter Jan Geiseler M.d. NPPES

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

DR. PETER JAN GEISELER M.D. (NPI 1760418016) is an individual infectious disease provider in Los Angeles, California, licensed in California (A42608) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1760418016
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDR. PETER JAN GEISELERCredential: M.D.
Location Address1520 SAN PABLO ST, SUITE 1000Los Angeles, CA 90033-5310
Mailing AddressPo Box 31309Los Angeles, CA 90031-0309 · (323) 442-5100
Phone(323) 442-5100
Sole ProprietorNo
Enumeration DateJune 25, 2006
Last NPPES UpdateOctober 25, 2014
✔ NPI 1760418016 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in CA · A42608
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
1520 SAN PABLO ST, Los Angeles, CA 90033
Open in Google Maps ↗

Other Identifiers 12

OtherGR0100430CA · Group Medical
Other1902846306CA · Group Npi
Medicaid00A426080CA
Other440000636CA · Railroad Medicare
OtherCE1617CA · Group Railroad Medicare
Medicare PINWA42608BCA
Medicare UPINC43176CA
Other00A426080CA · Blue Shield
Other1356390009CA · Group Npi
OtherGR0016910CA · Group Medicaid Pin
OtherW11675CA · Group Medicare Pin
OtherW18762CA · Group Medicare

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. CAROLINE HWANG M.D.
Internal Medicine (Gastroenterology)
1520 SAN PABLO ST, SUITE 1000
LOS ANGELES, CA 90033
Los Angeles County (323) 442-5100
GISELLE MARIA PETZINGER M.D.
Psychiatry & Neurology (Neurology)
1520 SAN PABLO ST, SUITE 3000
LOS ANGELES, CA 90033
Los Angeles County (323) 442-5710
LIGAYA CASTILLO
Nurse Practitioner
1520 SAN PABLO ST, SUITE 1000
LOS ANGELES, CA 90033
Los Angeles County (323) 442-5100
ERICA ZOE SHOEMAKER MD
Psychiatry & Neurology (Psychiatry)
1520 SAN PABLO ST, STE 1652
LOS ANGELES, CA 90033
Los Angeles County (323) 442-6000
DR. MICHELE TORTORA PATO M.D.
Psychiatry & Neurology (Psychiatry)
1520 SAN PABLO ST, STE1652
LOS ANGELES, CA 90033
Los Angeles County (323) 442-6000
DR. EDY E SOFFER M.D.
Internal Medicine (Gastroenterology)
1520 SAN PABLO ST, SUITE 1000
LOS ANGELES, CA 90033
Los Angeles County (323) 442-5100
DR. TRACY DEBRA LAWRENCE M.D.
Internal Medicine (Cardiovascular Disease)
1520 SAN PABLO ST, SUITE 1000
LOS ANGELES, CA 90033
Los Angeles County (323) 442-5100
CAROLYN L. KALOOSTIAN MD
Family Medicine (Geriatric Medicine)
1520 SAN PABLO ST, 1ST FLOOR
LOS ANGELES, CA 90033
Los Angeles County (323) 442-5900

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 Peter Geiseler's NPI number?

The NPI number for Peter Geiseler is 1760418016. It was assigned to this individual provider in the NPPES registry on June 25, 2006.

Where is Peter Geiseler located?

Peter Geiseler practices at 1520 San Pablo St Suite 1000, Los Angeles, CA 90033. The listed phone number is (323) 442-5100.

What is Peter Geiseler's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

When was this NPI record last updated?

The NPPES record for Peter Geiseler was last updated on October 25, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.