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ALAN HSU
NPI 1588081509
Emergency Medicine in Rockville, MD

Active since March 27, 2014PECOS Enrolled
9901 MEDICAL CENTER DR, ROCKVILLE, MD 20850(240) 826-6000 Get Directions Write a Review

NPPES record last updated: September 21, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Alan Hsu NPPES

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

ALAN HSU (NPI 1588081509) is an individual emergency medicine provider in Rockville, Maryland, licensed in Maryland (1315) and active in the NPI registry since March 2014. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1588081509
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameALAN HSU
Location Address9901 MEDICAL CENTER DRRockville, MD 20850-3357
Mailing Address9901 Medical Center DrRockville, MD 20850-3357 · (240) 826-6000
Phone(240) 826-6000
Sole ProprietorNo
Enumeration DateMarch 27, 2014
Last NPPES UpdateSeptember 21, 2021
NPPES CertifiedSeptember 21, 2021
✔ NPI 1588081509 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in MD · 1315
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.
9901 MEDICAL CENTER DR, Rockville, MD 20850
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alan Hsu 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.

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
252 services249 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
159 services155 patients
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.
138 services138 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
123 services120 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
28 services28 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20850 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
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
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.

LOGAN HEWITT LMSW LGSM
Social Worker
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Montgomery County (240) 826-6000
DR. SHERRY CHANG PHARM.D.
Pharmacist (Pharmacotherapy)
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Montgomery County (301) 294-0612
RAKESH MAKADIA M.D
Internal Medicine
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Montgomery County (240) 826-6000
MESFIN WOLDESENBET M.D.
Pediatrics (Neonatal-Perinatal Medicine)
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Montgomery County (240) 826-7392
FABIAN PADRON PA-C
Physician Assistant (Surgical)
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Montgomery County (240) 826-6000
SANDRA ST JEAN
Counselor (Professional)
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Montgomery County (240) 826-6000
DR. ANUJA RASTOGI M.D.
Pediatrics
9901 MEDICAL CENTER DR, PEDIATRIC FLOOR
ROCKVILLE, MD 20850
Montgomery County (240) 826-6480
NICOLE MARIE EDWARDS PA-C
Physician Assistant (Medical)
9901 MEDICAL CENTER DR
ROCKVILLE, MD 20850
Montgomery County (586) 703-4476

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 Alan Hsu's NPI number?

The NPI number for Alan Hsu is 1588081509. It was assigned to this individual provider in the NPPES registry on March 27, 2014.

Where is Alan Hsu located?

Alan Hsu practices at 9901 Medical Center Dr, Rockville, MD 20850. The listed phone number is (240) 826-6000.

What is Alan Hsu's specialty?

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

Is Alan Hsu enrolled in Medicare?

Yes. Alan Hsu is registered in the Medicare PECOS enrollment system.

What insurance does Alan Hsu accept?

Health plans from Molina Healthcare list Alan Hsu 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 Alan Hsu was last updated on September 21, 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.