DR. MARK D SCHAFER MD
NPI 1417948894
Internal Medicine in Tustin, CA

Active since November 03, 2005PECOS Enrolled
2742 DOW AVE, TUSTIN, CA 92780(714) 665-1661(714) 665-1669 Get Directions Write a Review

NPPES record last updated: February 8, 2018. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Mark D Schafer Md NPPES

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

DR. MARK D SCHAFER MD (NPI 1417948894) is an individual internal medicine provider in Tustin, California, licensed in California (G69584) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417948894
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARK D SCHAFERCredential: MD
Location Address2742 DOW AVETustin, CA 92780-7242
Mailing Address2742 Dow AveTustin, CA 92780-7242 · (714) 665-1600
Fax(714) 665-1669
Sole ProprietorNo
Enumeration DateNovember 3, 2005
Last NPPES UpdateFebruary 8, 2018
NPI 1417948894 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 · G69584
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.

2742 DOW AVE, Tustin, CA 92780

Other Identifiers 1

Medicaid00G695840CA

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. Mark D Schafer Md 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 92780 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 3

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

Nurse Practitioner (Family)
2742 DOW AVE
TUSTIN, CA 92780
Exclusive Provider Organization
2742 DOW AVE
TUSTIN, CA 92780
Internal Medicine
2742 DOW AVE
TUSTIN, CA 92780

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 Mark Schafer's NPI number?

The NPI number for Mark Schafer is 1417948894. It was assigned to this individual provider in the NPPES registry on November 3, 2005.

Where is Mark Schafer located?

Mark Schafer practices at 2742 Dow Ave, Tustin, CA 92780. The listed phone number is (714) 665-1661.

What is Mark Schafer's specialty?

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

Is Mark Schafer enrolled in Medicare?

Yes. Mark Schafer is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Mark Schafer was last updated on February 8, 2018. NPI Profile syncs with the weekly NPPES data releases published by CMS.