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ETHAN N HARTMAN
NPI 1891372462
Emergency Medicine in Long Beach, CA

Active since March 28, 2021PECOS Enrolled
1050 LINDEN AVE, LONG BEACH, CA 90813(562) 491-9000 Get Directions Write a Review

NPPES record last updated: June 17, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Ethan N Hartman NPPES

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

ETHAN N HARTMAN (NPI 1891372462) is an individual emergency medicine provider in Long Beach, California, licensed in California (A186274) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1891372462
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameETHAN N HARTMAN
Location Address1050 LINDEN AVELong Beach, CA 90813-3321
Mailing Address1050 Linden AveLong Beach, CA 90813-3321 · (562) 491-9000
Phone(562) 491-9000
Sole ProprietorNo
Enumeration DateMarch 28, 2021
Last NPPES UpdateJune 17, 2026
NPPES CertifiedJune 17, 2026
✔ NPI 1891372462 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A186274
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License A186274 (CA)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1050 LINDEN AVE, Long Beach, CA 90813
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health Maintenance Organization of Florida.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ethan N Hartman 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.

Medicare Billing Reassignments

2

Medicare enrollment records show Ethan Hartman reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cep America - California
Same address
Emergency Medicine
1050 LINDEN AVE
Long Beach, CA 90813
  • Reassigned Medicare billing, California enrollment
  • Also billed through NPI 1386750578 (California)
  • 1,204 clinicians in this Medicare group
NPI 1144849530 (562) 491-9000
Cep America - Intensivists PC
Same address
Critical Care Medicine
1050 LINDEN AVE
Long Beach, CA 90813
  • Reassigned Medicare billing, California enrollment
  • 126 clinicians in this Medicare group
NPI 1083312789 (562) 491-9000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90813 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
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.

ARUN PANIKER DO
Student in an Organized Health Care Education/Training Program
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9140
DR. NEEL AMAR SHAH M.D.
Emergency Medicine
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9761
JI SUK KIM DO
Internal Medicine
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9140
OLAMIDE SONUGA
Student in an Organized Health Care Education/Training Program
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9140
CHANTELL STRONG
Hospitalist
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9000
KELLY WANG DO
Internal Medicine
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9140
CAOVINH T LE DO
Student in an Organized Health Care Education/Training Program
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9140
ANGELINE CHANG BARNES MD A MEDICAL CORPORATION
Anesthesiology
1050 LINDEN AVE
LONG BEACH, CA 90813
Los Angeles County (562) 491-9000

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 Ethan Hartman's NPI number?

The NPI number for Ethan Hartman is 1891372462. It was assigned to this individual provider in the NPPES registry on March 28, 2021.

Where is Ethan Hartman located?

Ethan Hartman practices at 1050 Linden Ave, Long Beach, CA 90813. The listed phone number is (562) 491-9000.

What is Ethan Hartman's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Ethan Hartman enrolled in Medicare?

Yes. Ethan Hartman is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Ethan Hartman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ethan Hartman reassigns Medicare benefits to 2 organizations: Cep America - California (Long Beach, CA) and Cep America - Intensivists PC (Long Beach, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ethan Hartman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ethan Hartman accept?

Health plans from Oscar Health Maintenance Organization of Florida list Ethan Hartman as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Ethan Hartman was last updated on June 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.