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ALEX ROSENBERG MD
NPI 1275074536
Hospitalist in Los Angeles, CA

Active since March 19, 2017PECOS Enrolled
2051 MARENGO ST # C2K100, LOS ANGELES, CA 90033(323) 409-5505 Get Directions Write a Review

NPPES record last updated: March 29, 2022. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Oct 20, 2020, Aug 16, 2020, Mar 19, 2017 (3 updates tracked since 2017).

About Alex Rosenberg Md NPPES

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

ALEX ROSENBERG MD (NPI 1275074536) is an individual hospitalist provider in Los Angeles, California, licensed in California (A157841) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1275074536
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameALEX ROSENBERGCredential: MD
Location Address2051 MARENGO ST # C2K100Los Angeles, CA 90033-1352
Mailing AddressPo Box 31309Los Angeles, CA 90031-0309 · (323) 442-5100
Phone(323) 409-5505
Sole ProprietorNo
Enumeration DateMarch 19, 2017
Last NPPES UpdateMarch 29, 20223 updates tracked since enumeration
NPPES CertifiedMarch 29, 2022
✔ NPI 1275074536 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in CA · A157841
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.
2051 MARENGO ST # C2K100, Los Angeles, CA 90033
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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 (PECOS)

Alex Rosenberg Md 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 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 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DAVID J CHUNG M.D., M.B.A.
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
2051 MARENGO ST # C2K100, ATTN: SOTERA GARCIA
LOS ANGELES, CA 90033
Los Angeles County (323) 409-5932
DR. JOSEPH STILES GANNETT MD
Emergency Medicine
2051 MARENGO ST # C2K100
LOS ANGELES, CA 90033
Los Angeles County (323) 409-6734

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 Alex Rosenberg's NPI number?

The NPI number for Alex Rosenberg is 1275074536. It was assigned to this individual provider in the NPPES registry on March 19, 2017.

Where is Alex Rosenberg located?

Alex Rosenberg practices at 2051 Marengo St # C2k100, Los Angeles, CA 90033. The listed phone number is (323) 409-5505.

What is Alex Rosenberg's specialty?

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

Is Alex Rosenberg enrolled in Medicare?

Yes. Alex Rosenberg is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alex Rosenberg was last updated on March 29, 2022. 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.