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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. ROBERT K. TARTER M.D.
NPI 1104871490
Internal Medicine in Redlands, CA

Active since May 24, 2006PECOS Enrolled
34.58/100
CMS Quality Rating
2 W FERN AVE, REDLANDS, CA 92373(909) 793-3311(909) 796-4158 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Robert K. Tarter M.d. NPPES

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

DR. ROBERT K. TARTER M.D. (NPI 1104871490) is an individual internal medicine provider in Redlands, California, licensed in California (A43269) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1104871490
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. ROBERT K. TARTERCredential: M.D.
Location Address2 W FERN AVERedlands, CA 92373-5916
Mailing AddressPo Box 2200Redlands, CA 92373-0722 · (909) 793-3311 · Fax (909) 796-4158
Phone(909) 793-3311
Fax(909) 796-4158
Sole ProprietorNo
Enumeration DateMay 24, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1104871490 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A43269
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.
2 W FERN AVE, Redlands, CA 92373
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Other Identifiers 1

Medicaid00A432690CA

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. Robert K. Tarter 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 92373 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

34.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality15.43
Promoting Interoperability0
Improvement Activities20
Cost63.09

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
96%335 patients4/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
3 suppliers39 claims39 services$109.40 avg. paid by Medicare
Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738
DME-Oxygen and Supplies · category DC000N
2 suppliers34 claims34 services$37.97 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

CYNTHIA L PACHECO AGACNP
Nurse Practitioner (Acute Care)
2 W FERN AVE
REDLANDS, CA 92373
San Bernardino County (909) 793-3311
MRS. LISA C ANDERSON N.P.
Nurse Practitioner
2 W FERN AVE
REDLANDS, CA 92373
San Bernardino County (909) 793-3311
MR. LUIS A SANCHEZ DO
Anesthesiology
2 W FERN AVE
REDLANDS, CA 92373
San Bernardino County (909) 793-3311
MADISON TUCKER ZAGURSKI PA-C
Physician Assistant (Medical)
2 W FERN AVE
REDLANDS, CA 92373
San Bernardino County (909) 792-2605
DR. BRADLEY BASINGER M.D.
Surgery
2 W FERN AVE
REDLANDS, CA 92373
San Bernardino County (909) 793-3311
JOHN W MORTENSEN M.D.
Radiology (Diagnostic Radiology)
2 W FERN AVE
REDLANDS, CA 92373
San Bernardino County (909) 793-3311
NARMISHA VIJAY PATEL M.D
Hospitalist
2 W FERN AVE
REDLANDS, CA 92373
San Bernardino County (909) 583-2741
DR. KEVIN JAN CHAN MD
Hospitalist
2 W FERN AVE
REDLANDS, CA 92373
San Bernardino County (909) 793-3311

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 Robert Tarter's NPI number?

The NPI number for Robert Tarter is 1104871490. It was assigned to this individual provider in the NPPES registry on May 24, 2006.

Where is Robert Tarter located?

Robert Tarter practices at 2 W Fern Ave, Redlands, CA 92373. The listed phone number is (909) 793-3311.

What is Robert Tarter's specialty?

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

Is Robert Tarter enrolled in Medicare?

Yes. Robert Tarter is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Robert Tarter was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 31 days 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.