What is Frank Hsu's NPI number?

Frank Hsu's National Provider Identifier (NPI) is 1548298417, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Frank Hsu's specialty?

Frank Hsu is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).

Where is Frank Hsu located?

Frank Hsu's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.

What is Frank Hsu's phone number?

The practice phone number listed in the NPPES registry for Frank Hsu is (714) 456-6966.

Does Frank Hsu accept Medicare?

Frank Hsu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Frank Hsu's NPI active?

Yes — Frank Hsu's NPI (1548298417) is active in the NPPES registry as of the last update on 2022-04-14.

IndividualActiveAccepts Medicare

Frank Hsu, M.D.

NPI 1548298417 · Neurological Surgery Physician · Orange, CA

Enrolled with Medicare as Practitioner - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Frank Hsu, M.D. is a Neurological Surgery Physician provider in Orange, CA (NPI 1548298417).

Provider details

NPI number: 1548298417
Entity type: Individual
Primary specialty: Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: No
License: G86891 (CA)

Specialties & taxonomies

Neurological Surgery PhysicianPrimary207T00000XLicense G86891 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(78/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
20 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
2 documented practice locations
Medicare service volume (vs. specialty peers)25% of score
193 Medicare services, 2024 (ranked within specialty)
Open Payments transparency10% of score
Has Open Payments disclosures (2024)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	53	$72
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	24	$101
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	21	$108
New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203	19	$89
New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204	19	$147
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$816 across 4 records (Open Payments 2024)

Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.

Practice location

101 the City Dr S

Orange, CA 92868-3201

Phone: (714) 456-6966

Street-level locationGet directions

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Mailing address