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DR. MARK STEVEN VERNON M.D.
NPI 1043240641
Internal Medicine in Mesa, AZ

Active since July 03, 2006PECOS Enrolled
6950 E WILLIAMS FIELD RD, MESA, AZ 85212(602) 277-5551(602) 222-6496 Get Directions Write a Review

NPPES record last updated: December 8, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Mark Steven Vernon M.d. NPPES

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

DR. MARK STEVEN VERNON M.D. (NPI 1043240641) is an individual internal medicine provider in Mesa, Arizona, licensed in Arizona (AZ 22357) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1043240641
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARK STEVEN VERNONCredential: M.D.
Location Address6950 E WILLIAMS FIELD RDMesa, AZ 85212-6033
Mailing Address6950 E Williams Field RdMesa, AZ 85212-6033 · (602) 277-5551 · Fax (602) 222-6496
Phone(602) 277-5551
Fax(602) 222-6496
Sole ProprietorNo
Enumeration DateJuly 3, 2006
Last NPPES UpdateDecember 8, 2010
✔ NPI 1043240641 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in AZ · AZ 22357
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.
6950 E WILLIAMS FIELD RD, Mesa, AZ 85212
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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 Steven Vernon 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 85212 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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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 10

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

BARBARA DUPAUL FNP
Nurse Practitioner (Family)
6950 E WILLIAMS FIELD RD, VA MEDICAL CENTER
MESA, AZ 85212
Maricopa County (602) 277-5551
MS. CASSANDRA L KNIGHT RN
Registered Nurse (Ambulatory Care)
6950 E WILLIAMS FIELD RD
MESA, AZ 85212
Maricopa County (602) 222-6568
DR. SREEJA J PILLAI M.D.
Internal Medicine
6950 E WILLIAMS FIELD RD, CARL T HAYDEN VAMC SE EXTENSION CLINIC
MESA, AZ 85212
Maricopa County (602) 222-6568
MR. MICHAEL GREGORY LANGLEY PA-C
Physician Assistant
6950 E WILLIAMS FIELD RD
MESA, AZ 85212
Maricopa County (602) 277-5551
KIMBERLY ASSAKER M.S., R.D., C.D.E.
Dietitian, Registered
6950 E WILLIAMS FIELD RD
MESA, AZ 85212
Maricopa County (602) 277-5551
MRS. WENDY KAYE POURBASTANI ANP-BC
Nurse Practitioner (Adult Health)
6950 E WILLIAMS FIELD RD, CARL T. HAYDEN VA MEDICAL CENTER, SOUTHEAST CLINIC
MESA, AZ 85212
Maricopa County (602) 222-6568
MR. JOHN KEHOE L.I.S.W.
Social Worker (Clinical)
6950 E WILLIAMS FIELD RD
MESA, AZ 85212
Maricopa County (602) 222-2793
DR. JOELLE OIZUMI PH.D.
Psychologist (Clinical)
6950 E WILLIAMS FIELD RD
MESA, AZ 85212
Maricopa County (602) 277-5551

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 Vernon's NPI number?

The NPI number for Mark Vernon is 1043240641. It was assigned to this individual provider in the NPPES registry on July 3, 2006.

Where is Mark Vernon located?

Mark Vernon practices at 6950 E Williams Field Rd, Mesa, AZ 85212. The listed phone number is (602) 277-5551.

What is Mark Vernon's specialty?

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

Is Mark Vernon enrolled in Medicare?

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

When was this NPI record last updated?

The NPPES record for Mark Vernon was last updated on December 8, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.