TIM KEN SHEN M.D.
NPI 1134514995
Internal Medicine in Fontana, CA

Active since March 30, 2015PECOS EnrolledAccepts Medicare Assignment
9961 SIERRA AVE, MOB3, 1ST FLOOR, MODULE 135, FONTANA, CA 92335(909) 427-4873 Get Directions Write a Review

NPPES record last updated: November 29, 2021. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Nov 29, 2021, Sep 20, 2021, Jan 20, 2017 (3 updates tracked since 2017).

About Tim Ken Shen M.d. NPPES

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

TIM KEN SHEN M.D. (NPI 1134514995) is an individual internal medicine provider in Fontana, California, licensed in California (A143876) and active in the NPI registry since March 2015. He is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1134514995
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTIM KEN SHENCredential: M.D.
Location Address9961 SIERRA AVE, MOB3, 1ST FLOOR, MODULE 135Fontana, CA 92335-6720
Mailing Address9961 Sierra Ave, Mob3, 1st Floor, Module 135Fontana, CA 92335-6720
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateMarch 30, 2015
Last NPPES UpdateNovember 29, 20213 updates tracked since enumeration
NPPES CertifiedSeptember 20, 2021
NPI 1134514995 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CA · A143876
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.

Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License A143876 (CA)
9961 SIERRA AVE, Fontana, CA 92335

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

Tim Ken Shen 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 ID5193003978
PECOS Enrollment IDI20170201002577
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.

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.
23 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92335 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
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

Nurse Practitioner (Acute Care)
9961 SIERRA AVE
FONTANA, CA 92335
Internal Medicine (Gastroenterology)
9961 SIERRA AVE
FONTANA, CA 92335
Pharmacist
9961 SIERRA AVE, DEPT OF INPATIENT PHARMACY
FONTANA, CA 92335
Pharmacist
9961 SIERRA AVE, INPATIENT PHARMACY
FONTANA, CA 92335
Pharmacist
9961 SIERRA AVE
FONTANA, CA 92335
Pharmacist
9961 SIERRA AVE, INPATIENT PHARMACY
FONTANA, CA 92335
Pharmacist
9961 SIERRA AVE
FONTANA, CA 92335
Pharmacist
9961 SIERRA AVE, KAISER HOSPITAL BLDG 3, BSMT INPT PHARMACY
FONTANA, CA 92335

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 Tim Shen's NPI number?

The NPI number for Tim Shen is 1134514995. It was assigned to this individual provider in the NPPES registry on March 30, 2015.

Where is Tim Shen located?

Tim Shen practices at 9961 Sierra Ave Mob3, 1st Floor, Module 135, Fontana, CA 92335. The listed phone number is (909) 427-4873.

What is Tim Shen's specialty?

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

Is Tim Shen enrolled in Medicare?

Yes. Tim Shen 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 Tim Shen was last updated on November 29, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.