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DR. MARVIN GERALD RISKE M.D.
NPI 1295827871
Internal Medicine in Chandler, AZ

Active since September 29, 2006PECOS Enrolled
600 S DOBSON RD STE D27, CHANDLER, AZ 85224(804) 960-0000(480) 496-7325 Get Directions Write a Review

NPPES record last updated: May 23, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 23, 2019, Apr 10, 2018 (2 updates tracked since 2018).

About Dr. Marvin Gerald Riske M.d. NPPES

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

DR. MARVIN GERALD RISKE M.D. (NPI 1295827871) is an individual internal medicine provider in Chandler, Arizona, licensed in Arizona (21421) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Gilbert.

NPPES Registry Identity

NPI1295827871
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARVIN GERALD RISKECredential: M.D.
Location Address600 S DOBSON RD STE D27Chandler, AZ 85224-5691
Mailing Address9590 E Ironwood Square Dr Ste 125Scottsdale, AZ 85258-4583 · (480) 455-3000 · Fax (866) 819-6115
Phone(804) 960-0000
Fax(480) 496-7325
Sole ProprietorYes
Enumeration DateSeptember 29, 2006
Last NPPES UpdateMay 23, 20192 updates tracked since enumeration
✔ NPI 1295827871 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in AZ · 21421
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 ListedFamily MedicineTaxonomy 207Q00000X · License 21421 (AZ)
600 S DOBSON RD STE D27, Chandler, AZ 85224
Open in Google Maps ↗

Secondary Practice Location 1

Location 1428 S Gilbert Rd Ste 101Gilbert, AZ 85296-2261 · Phone (480) 677-8282 · Fax (480) 353-0962

Other Identifiers 2

Medicaid194902AZ
OtherZ211816AZ · Medicare Ptan

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Imperial Insurance Companies, Inc..Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Marvin Gerald Riske 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.

Medicare Billing Reassignment

Medicare enrollment records show Marvin Riske reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Good Health Medical, PLLC
3.5 mi
Family Medicine
9920 S RURAL RD # A108
Tempe, AZ 85284
  • Reassigned Medicare billing, Arizona enrollment
  • 321 clinicians in this Medicare group
NPI 1881425130 (480) 677-8282

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85224 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 2

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

MEHDY ZARANDY MD
Internal Medicine
600 S DOBSON RD STE D27
CHANDLER, AZ 85224
Maricopa County (480) 496-0000
HAJERA FATIMA D.O
Family Medicine
600 S DOBSON RD STE D27
CHANDLER, AZ 85224
Maricopa County (480) 496-0000

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 Marvin Riske's NPI number?

The NPI number for Marvin Riske is 1295827871. It was assigned to this individual provider in the NPPES registry on September 29, 2006.

Where is Marvin Riske located?

Marvin Riske practices at 600 S Dobson Rd Ste D27, Chandler, AZ 85224. The listed phone number is (804) 960-0000.

What is Marvin Riske's specialty?

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

Is Marvin Riske enrolled in Medicare?

Yes. Marvin Riske is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Marvin Riske's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marvin Riske reassigns Medicare benefits to Good Health Medical, PLLC (Tempe, AZ). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Marvin Riske's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marvin Riske accept?

Health plans from Imperial Insurance Companies, Inc. list Marvin Riske as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Marvin Riske was last updated on May 23, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.