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DR. BRIAN RALPH APTER M.D.
NPI 1134418171
Hospitalist in Pasadena, CA

Active since March 30, 2011PECOS EnrolledAccepts Medicare Assignment
393 E WALNUT ST, 3RD FLOOR, PASADENA, CA 91188(415) 310-1938 Get Directions Write a Review

NPPES record last updated: November 30, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 30, 2021, Feb 13, 2016 (2 updates tracked since 2016).

About Dr. Brian Ralph Apter M.d. NPPES

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

DR. BRIAN RALPH APTER M.D. (NPI 1134418171) is an individual hospitalist provider in Pasadena, California, licensed in California (A130773) and active in the NPI registry since March 2011. He is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1134418171
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameDR. BRIAN RALPH APTERCredential: M.D.
Location Address393 E WALNUT ST, 3RD FLOORPasadena, CA 91188-0001
Mailing Address393 E Walnut St, 3rd FloorPasadena, CA 91188-0001 · (415) 310-1938
Phone(415) 310-1938
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateMarch 30, 2011
Last NPPES UpdateNovember 30, 20212 updates tracked since enumeration
✔ NPI 1134418171 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in CA · A130773
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
393 E WALNUT ST, Pasadena, CA 91188
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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 and accepts Medicare assignment

Dr. Brian Ralph Apter 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 ID8426270190
PECOS Enrollment IDI20141112002564
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 91188 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.

MRS. MICHELLE DIAZ LCSW
Social Worker (Clinical)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (626) 405-6432
MR. BRETT ALEXANDER BERGMAN MPA, PA-C
Physician Assistant
393 E WALNUT ST, 6TH FLOOR, NW
PASADENA, CA 91188
Los Angeles County (626) 405-4132
SONIA CRISTINA MAYS CNM, WHNP
Midwife
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (626) 405-3224
DR. STEPHEN LUNGWEN SHIH M.D.
Pediatrics
393 E WALNUT ST, 3RD FLOOR PHR SYSTEMS
PASADENA, CA 91188
Los Angeles County (800) 823-2020
MYLENE COOK LCSW
Social Worker (Clinical)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (800) 464-4000
ABIGAIL COLEMAN FNP-BC
Nurse Practitioner (Family)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (626) 405-5000
JEREMIAH C BUENROSTRO
Social Worker (Clinical)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (877) 457-4772
MRS. ALMA DOLAUDY SILVA
Social Worker (Clinical)
393 E WALNUT ST
PASADENA, CA 91188
Los Angeles County (626) 851-1011

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 Brian Apter's NPI number?

The NPI number for Brian Apter is 1134418171. It was assigned to this individual provider in the NPPES registry on March 30, 2011.

Where is Brian Apter located?

Brian Apter practices at 393 E Walnut St 3rd Floor, Pasadena, CA 91188. The listed phone number is (415) 310-1938.

What is Brian Apter's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Brian Apter enrolled in Medicare?

Yes. Brian Apter 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 Brian Apter was last updated on November 30, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.