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DR. DEREK M TANG M.D.
NPI 1487966727
Internal Medicine - Gastroenterology in Anaheim, CA

Active since July 01, 2010PECOS EnrolledAccepts Medicare Assignment
3440 E LA PALMA AVE, ANAHEIM, CA 92806(714) 644-2000 Get Directions Write a Review

NPPES record last updated: November 29, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 29, 2021, Aug 30, 2016, Jul 1, 2016 (3 updates tracked since 2016).

About Dr. Derek M Tang M.d. NPPES

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

DR. DEREK M TANG M.D. (NPI 1487966727) is an individual gastroenterology provider in Anaheim, California, licensed in California (A140340) and active in the NPI registry since July 2010. He is enrolled in Medicare PECOS and is a graduate of Tulane University School Of Medicine (2010).

NPPES Registry Identity

NPI1487966727
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. DEREK M TANGCredential: M.D.
Location Address3440 E LA PALMA AVEAnaheim, CA 92806-2020
Mailing Address3440 E La Palma AveAnaheim, CA 92806-2020 · (714) 644-2000
Phone(714) 644-2000
Sole ProprietorNo
Medical School CMSTulane University School Of MedicineGraduated 2010
Enumeration DateJuly 1, 2010
Last NPPES UpdateNovember 29, 20213 updates tracked since enumeration
✔ NPI 1487966727 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · A140340
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal MedicineTaxonomy 207R00000X · License MT197564 (PA)
3440 E LA PALMA AVE, Anaheim, CA 92806
Open in Google Maps ↗

Other Identifiers 1

Medicaid203BI0300XPA

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. Derek M Tang M.d. 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 ID5294034310
PECOS Enrollment IDI20161010000055
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92806 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 20

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

DR. STEPHEN SEONGEUN KOH M.D., PH.D.
Pathology (Anatomic Pathology & Clinical Pathology)
3440 E LA PALMA AVE, KAISER ANAHEIM, DEPT OF PATHOLOGY
ANAHEIM, CA 92806
Orange County (714) 644-6160
STEPHEN WAYNE LEONG
Technician, Other
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-7570
DWIGHT MARSHALL TAN VILLANUEVA RRT
Respiratory Therapist, Registered
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-2000
HALEY MARTIN
Nurse Anesthetist, Certified Registered
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (317) 644-9054
DR. ANDREW J HWANG M. D.
Radiology (Diagnostic Radiology)
3440 E LA PALMA AVE, AMC DEPARTMENT OF RADIOLOGY
ANAHEIM, CA 92806
Orange County (714) 644-2000
KRYSTYN PARKS RD
Dietitian, Registered
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-6750
LISA ANSALDO THEOS RRT-NPS
Technician, Other
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-7570
SMRITI SHRESTHA THEBE
Nurse Practitioner
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-6650

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 Derek Tang's NPI number?

The NPI number for Derek Tang is 1487966727. It was assigned to this individual provider in the NPPES registry on July 1, 2010.

Where is Derek Tang located?

Derek Tang practices at 3440 E La Palma Ave, Anaheim, CA 92806. The listed phone number is (714) 644-2000.

What is Derek Tang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Derek Tang enrolled in Medicare?

Yes. Derek Tang 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 Derek Tang was last updated on November 29, 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.