DR. WESAM G HOUSHAN MD
NPI 1356467112
Internal Medicine in Santa Ana, CA

Active since March 22, 2007PECOS EnrolledAccepts Medicare Assignment
3401 W SUNFLOWER AVE STE 250, SANTA ANA, CA 92704(714) 992-1182(562) 803-4500 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 7, 2023, Jan 23, 2019 (2 updates tracked since 2019).

About Dr. Wesam G Houshan Md NPPES

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

DR. WESAM G HOUSHAN MD (NPI 1356467112) is an individual internal medicine provider in Santa Ana, California, licensed in Nevada (13160) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS, maintains a secondary practice location in Las Vegas, and is a graduate of Other (2001).

NPPES Registry Identity

NPI1356467112
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. WESAM G HOUSHANCredential: MD
Location Address3401 W SUNFLOWER AVE STE 250Santa Ana, CA 92704
Mailing Address3401 W Sunflower Ave Ste 250Santa Ana, CA 92704-6948 · (714) 992-1182 · Fax (562) 803-4500
Fax(562) 803-4500
Sole ProprietorNo
Medical School CMSOtherGraduated 2001
Enumeration DateMarch 22, 2007
Last NPPES UpdateMarch 7, 20232 updates tracked since enumeration
NPI 1356467112 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in NV · 13160
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

3401 W SUNFLOWER AVE STE 250, Santa Ana, CA 92704

Secondary Practice Location 1

Location 12601 N Tenaya WayLas Vegas, NV 89128-0427 · Phone (702) 233-4950 · Fax (702) 382-5388

Other Identifiers 1

OtherLL1702NV · Medical License

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Wesam G Houshan 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 ID345472080
PECOS Enrollment IDI20160926001447
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

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.

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
38 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92704 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 5

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

Nurse Practitioner
3401 W SUNFLOWER AVE STE 250
SANTA ANA, CA 92704
Internal Medicine (Cardiovascular Disease)
3401 W SUNFLOWER AVE STE 250
SANTA ANA, CA 92704
Physician Assistant
3401 W SUNFLOWER AVE STE 250
SANTA ANA, CA 92704
Nurse Practitioner (Acute Care)
3401 W SUNFLOWER AVE STE 250
SANTA ANA, CA 92704
Family Medicine
3401 W SUNFLOWER AVE STE 250
SANTA ANA, CA 92704

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 Wesam Houshan's NPI number?

The NPI number for Wesam Houshan is 1356467112. It was assigned to this individual provider in the NPPES registry on March 22, 2007.

Where is Wesam Houshan located?

Wesam Houshan practices at 3401 W Sunflower Ave Ste 250, Santa Ana, CA 92704. The listed phone number is (714) 992-1182.

What is Wesam Houshan's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Wesam Houshan enrolled in Medicare?

Yes. Wesam Houshan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Wesam Houshan was last updated on March 7, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.