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DR. MICHAEL JOHN YANISH M.D.
NPI 1316913262
Internal Medicine - Gastroenterology in Glendale, AZ

Active since February 28, 2006PECOS Enrolled
75/100
CMS Quality Rating
5823 W EUGIE AVE, STE A, GLENDALE, AZ 85304(602) 843-1265(602) 843-1297 Get Directions Write a Review

NPPES record last updated: February 16, 2017. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Michael John Yanish M.d. NPPES

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

DR. MICHAEL JOHN YANISH M.D. (NPI 1316913262) is an individual gastroenterology provider in Glendale, Arizona, licensed in Arizona (17047) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1316913262
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. MICHAEL JOHN YANISHCredential: M.D.
Location Address5823 W EUGIE AVE, STE AGlendale, AZ 85304-1276
Mailing Address3020 E Camelback Rd, Suite 300Phoenix, AZ 85016-5095 · (602) 264-9100 · Fax (602) 264-9101
Phone(602) 843-1265
Fax(602) 843-1297
Sole ProprietorNo
Enumeration DateFebruary 28, 2006
Last NPPES UpdateFebruary 16, 2017
✔ NPI 1316913262 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in AZ · 17047
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
5823 W EUGIE AVE, Glendale, AZ 85304
Open in Google Maps ↗

Other Identifiers 7

Medicare ID-Type UnspecifiedWCGWL01
Other120390AZ · Group Medicare Number
Medicaid271164-05AZ
Medicare UPIND37880
Medicaid271164 01AZ
Medicare PIN120415AZ
Other317047AZ · Group Medicaid Number

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Michael John Yanish 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 Michael Yanish reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Arizona Digestive Health, PC
18 mi
Gastroenterology
3260 N HAYDEN RD STE 112
Scottsdale, AZ 85251
  • Reassigned Medicare billing, Arizona enrollment
  • 143 clinicians in this Medicare group
NPI 1992981583 (602) 264-9100

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

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
129 services113 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
83 services81 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
72 services72 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
60 services60 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
59 services53 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
55 services55 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85304 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.

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.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Other Providers at the Same Location NPPES 11

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

MRS. STEPHANIE ANNE TILLEY FNP-C
Nurse Practitioner
5823 W EUGIE AVE
GLENDALE, AZ 85304
Maricopa County (602) 843-1265
DR. STEVEN ROBERT KANNER M.D
Internal Medicine (Gastroenterology)
5823 W EUGIE AVE, STE A
GLENDALE, AZ 85304
Maricopa County (602) 843-1265
DR. BARRY R WISS D.O.
Internal Medicine (Gastroenterology)
5823 W EUGIE AVE, STE A
GLENDALE, AZ 85304
Maricopa County (602) 843-1265
DR. MARY ANN ATIA MD
Internal Medicine (Gastroenterology)
5823 W EUGIE AVE, STE A
GLENDALE, AZ 85304
Maricopa County (602) 843-1265
THE GLENDALE AZ ENDOSCOPY ASC LLC
Clinic/Center (Ambulatory Surgical)
5823 W EUGIE AVE, SUITE B
GLENDALE, AZ 85304
Maricopa County (602) 439-1717
ARIZONA DIGESTIVE & LIVER DISEASE CONSULTANTS
Internal Medicine (Gastroenterology)
5823 W EUGIE AVE, STE A
GLENDALE, AZ 85304
Maricopa County (602) 843-1265
THUNDERBIRD ENDOSCOPY CENTER
Clinic/Center (Endoscopy)
5823 W EUGIE AVE, STE B
GLENDALE, AZ 85304
Maricopa County (602) 439-1717
WESTSIDE ANESTHESIA SERVICES PLC
Anesthesiology
5823 W EUGIE AVE, SUITE A
GLENDALE, AZ 85304
Maricopa County (602) 439-1717

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 Michael Yanish's NPI number?

The NPI number for Michael Yanish is 1316913262. It was assigned to this individual provider in the NPPES registry on February 28, 2006.

Where is Michael Yanish located?

Michael Yanish practices at 5823 W Eugie Ave Ste A, Glendale, AZ 85304. The listed phone number is (602) 843-1265.

What is Michael Yanish's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Michael Yanish enrolled in Medicare?

Yes. Michael Yanish is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Michael Yanish's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Yanish reassigns Medicare benefits to Arizona Digestive Health, PC (Scottsdale, 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 Michael Yanish's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Michael Yanish was last updated on February 16, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.