DR. PETER SINGER M.D.
NPI 1851320105
Internal Medicine - Endocrinology, Diabetes & Metabolism in Los Angeles, CA

Q: What is Peter Singer's NPI number?

The NPI number for Peter Singer is 1851320105. It was assigned to this individual provider in the NPPES registry on June 30, 2006.

Q: What is Peter Singer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Q: When was this NPI record last updated?

The NPPES record for Peter Singer was last updated on June 20, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since June 30, 2006PECOS Enrolled

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

NPPES record last updated: June 20, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Peter Singer M.d. NPPES

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

DR. PETER SINGER M.D. (NPI 1851320105) is an individual endocrinology, diabetes & metabolism provider in Los Angeles, California, licensed in California (A22036) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1851320105

Entity TypeIndividualMale

Primary Taxonomy207RE0101X

Provider Legal NameDR. PETER SINGERCredential: 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 30, 2006

Last NPPES UpdateJune 20, 2016

✔ NPI 1851320105 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in CA · A22036

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

1520 SAN PABLO ST, Los Angeles, CA 90033

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Other Identifiers 9

Other00A220360CA · Blue Shield

Other757111105CA · Railroad Medicare

Medicaid00A220360CA

OtherGR0100430CA · Group Medical

OtherGR0016910CA · Group Medicaid Pin

Other1902846306CA · Group Npi

Medicare PINWA22036BCA

OtherW18762CA · Group Medicare

Medicare UPINA22887CA

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. Peter Singer 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.

Areas of Expertise CMS Part B claims 7

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

44 services39 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

28 services28 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

19 services18 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

17 services17 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

16 services16 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

14 services14 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.

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 Singer's NPI number?

The NPI number for Peter Singer is 1851320105. It was assigned to this individual provider in the NPPES registry on June 30, 2006.

Where is Peter Singer located?

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

What is Peter Singer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Peter Singer enrolled in Medicare?

Yes. Peter Singer is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Peter Singer was last updated on June 20, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.