BRIAN HWANG MD
NPI 1699087908
Neurological Surgery in Laguna Hills, CA

Q: What is Brian Hwang's NPI number?

The NPI number for Brian Hwang is 1699087908. It was assigned to this individual provider in the NPPES registry on July 2, 2010.

Q: What is Brian Hwang's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Q: When was this NPI record last updated?

The NPPES record for Brian Hwang was last updated on October 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 July 02, 2010PECOS EnrolledAccepts Medicare Assignment

23961 CALLE DE LA MAGDALENA STE 405, LAGUNA HILLS, CA 92653(610) 357-5324 Get Directions Write a Review

NPPES record last updated: October 12, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 12, 2023, Oct 4, 2022 (2 updates tracked since 2022).

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About Brian Hwang Md NPPES

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

BRIAN HWANG MD (NPI 1699087908) is an individual neurological surgery provider in Laguna Hills, California, licensed in California (A175159) and active in the NPI registry since July 2010. He is enrolled in Medicare PECOS and is a graduate of Columbia University College Of Physicians And Surgeons (2011).

NPPES Registry Identity

NPI1699087908

Entity TypeIndividualMale

Primary Taxonomy207T00000X

Provider Legal NameBRIAN HWANGCredential: MD

Location Address23961 CALLE DE LA MAGDALENA STE 405Laguna Hills, CA 92653-3683

Mailing AddressPo Box 2805Laguna Hills, CA 92654-2805 · (949) 588-5800 · Fax (949) 317-3585

Phone(610) 357-5324

Sole ProprietorYes

Medical School CMSColumbia University College Of Physicians And SurgeonsGraduated 2011

Enumeration DateJuly 2, 2010

Last NPPES UpdateOctober 12, 20232 updates tracked since enumeration

NPPES CertifiedOctober 12, 2023

✔ NPI 1699087908 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207T00000X

License✔ Licensed in CA · A175159

Definition

A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.

23961 CALLE DE LA MAGDALENA STE 405, Laguna Hills, CA 92653

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Brian Hwang Md 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 ID3072762996

PECOS Enrollment IDI20220714001322

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

Medicare enrollment records show Brian Hwang reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Brian Hwang MD, Inc

Same address

Neurological Surgery

23961 CALLE DE LA MAGDALENA STE 405
Laguna Hills, CA 92653

Reassigned Medicare billing, California enrollment

NPI 1457075855 (949) 588-5800

Minimally Invasive Medical Group

4.8 mi

Surgery

29300 PORTOLA PKWY STE B
Lake Forest, CA 92630

Reassigned Medicare billing, California enrollment
16 clinicians in this Medicare group

NPI 1902374010 (949) 333-2224

Orthopaedic Specialty Institute Medical Group Of Orange County

15 mi

Orthopaedic Surgery

363 S MAIN ST STE 220
Orange, CA 92868

Reassigned Medicare billing, California enrollment
44 clinicians in this Medicare group

NPI 1336228832 (714) 634-4567

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

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.

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.

203 services76 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

127 services88 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

110 services110 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.

89 services33 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

52 services50 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92653 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

$77.96 typical visit price

range $20.84 – $153.61

Typical copayment $19.49 (range $5.21 – $38.40)

Most-billed visit code 99213

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 11

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

BEEL MEDICAL, INC

Neurological Surgery