1. Home
  2. Directory
  3. California
  4. Fontana
  5. Internal Medicine
  6. NPI Profile

DR. KAREN KARTUN M.D.
NPI 1720163363
Internal Medicine - Endocrinology, Diabetes & Metabolism in Fontana, CA

Active since October 25, 2006PECOS Enrolled
9985 SIERRA AVE, MOB 3 MODULE 3, FONTANA, CA 92335(888) 750-0036 Get Directions Write a Review

NPPES record last updated: November 18, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Karen Kartun M.d. NPPES

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

DR. KAREN KARTUN M.D. (NPI 1720163363) is an individual endocrinology, diabetes & metabolism provider in Fontana, California, licensed in California (G71674) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1720163363
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameDR. KAREN KARTUNCredential: M.D.
Location Address9985 SIERRA AVE, MOB 3 MODULE 3Fontana, CA 92335-6720
Mailing Address9985 Sierra AveFontana, CA 92335-6720
Phone(888) 750-0036
Sole ProprietorYes
Enumeration DateOctober 25, 2006
Last NPPES UpdateNovember 18, 2021
NPPES CertifiedNovember 18, 2021
✔ NPI 1720163363 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in CA · G71674
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
9985 SIERRA AVE, Fontana, CA 92335
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Karen Kartun M.d. 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.

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.

NAINESH K. GANDHI MD
Internal Medicine (Cardiovascular Disease)
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (866) 454-3485
DR. PAYMON MESGARZADEH M.D.
Internal Medicine (Cardiovascular Disease)
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-5000
DR. YUJIAN GUO M.D.
Psychiatry & Neurology (Neurology)
9985 SIERRA AVE, MOB-2, BASEMENT
FONTANA, CA 92335
San Bernardino County (909) 427-5000
MANUEL RICARDO MOJICA JR. M.D.
Internal Medicine
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-5000
MR. FRED GADEA III
Physical Therapy Assistant
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-5000
DR. ADEEL HUSAIN M.D.
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-5000
PATRICIA LOTICH OTR
Occupational Therapist
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-6996
JOHN D TUCKER
Radiology (Diagnostic Radiology)
9985 SIERRA AVE, BLDG. #3, DEPT. OF RADIOLOGY
FONTANA, CA 92335
San Bernardino County (909) 427-7649

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 Karen Kartun's NPI number?

The NPI number for Karen Kartun is 1720163363. It was assigned to this individual provider in the NPPES registry on October 25, 2006.

Where is Karen Kartun located?

Karen Kartun practices at 9985 Sierra Ave Mob 3 Module 3, Fontana, CA 92335. The listed phone number is (888) 750-0036.

What is Karen Kartun's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Karen Kartun enrolled in Medicare?

Yes. Karen Kartun is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Karen Kartun was last updated on November 18, 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.