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DR. PETER SIM M.D.
NPI 1659309672
Internal Medicine - Infectious Disease in Los Angeles, CA

Active since June 29, 2006PECOS EnrolledAccepts Medicare Assignment
5.87/100
CMS Quality Rating
1520 SAN PABLO ST, SUITE 1000, LOS ANGELES, CA 90033(323) 442-5100 Get Directions Write a Review

NPPES record last updated: September 24, 2018. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Peter Sim M.d. NPPES

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

DR. PETER SIM M.D. (NPI 1659309672) is an individual infectious disease provider in Los Angeles, California, licensed in California (A67722) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Chicago College Of Medicine And Surgery (1997).

NPPES Registry Identity

NPI1659309672
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDR. PETER SIMCredential: M.D.
Location Address1520 SAN PABLO ST, SUITE 1000Los Angeles, CA 90033-5310
Mailing AddressPo Box 457San Dimas, CA 91773-0457 · (909) 971-9334 · Fax (909) 575-3573
Phone(323) 442-5100
Sole ProprietorNo
Medical School CMSChicago College Of Medicine And SurgeryGraduated 1997
Enumeration DateJune 29, 2006
Last NPPES UpdateSeptember 24, 2018
✔ NPI 1659309672 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 · A67722
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 3

Other1902846306CA · Group Npi
OtherW18762CA · Group Medicare
OtherGR0100430CA · Group Medical

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

Dr. Peter Sim M.d. 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 ID749250983
PECOS Enrollment IDI20040727000690
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 5

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.
3,336 services409 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
398 services353 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
99 services33 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
47 services37 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
25 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90033 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

5.87/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality0
Improvement Activities0
Cost19.58

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 Sim's NPI number?

The NPI number for Peter Sim is 1659309672. It was assigned to this individual provider in the NPPES registry on June 29, 2006.

Where is Peter Sim located?

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

What is Peter Sim's specialty?

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

Is Peter Sim enrolled in Medicare?

Yes. Peter Sim 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 Peter Sim was last updated on September 24, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.