DR. ZACHARY A. WINTER M.D.
NPI 1659682722
Radiology - Diagnostic Radiology in Seattle, WA

Active since June 23, 2010PECOS EnrolledAccepts Medicare Assignment
1145 BROADWAY, SEATTLE, WA 98122(206) 329-1760 Get Directions Write a Review

NPPES record last updated: March 17, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 17, 2026, Mar 28, 2016 (2 updates tracked since 2016).

About Dr. Zachary A. Winter M.d. NPPES

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

DR. ZACHARY A. WINTER M.D. (NPI 1659682722) is an individual diagnostic radiology provider in Seattle, Washington, licensed in Washington (MD60331851) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with St. Patrick Hospital, and is a graduate of University Of Kansas School Of Med (kc/wich/sal) (2010).

NPPES Registry Identity

NPI1659682722
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDR. ZACHARY A. WINTERCredential: M.D.
Location Address1145 BROADWAYSeattle, WA 98122-4201
Mailing AddressPo Box 5127Everett, WA 98206-5127 · (206) 860-5414
Sole ProprietorYes
Medical School CMSUniversity Of Kansas School Of Med (kc/wich/sal)Graduated 2010
Enumeration DateJune 23, 2010
Last NPPES UpdateMarch 17, 20262 updates tracked since enumeration
NPPES CertifiedMarch 17, 2026
✔ NPI 1659682722 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in WA · MD60331851
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
1145 BROADWAY, Seattle, WA 98122

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Zachary A. Winter M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID143541748
PECOS Enrollment IDI20150608002610, I20160330002368, I20211007001460
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 Reassignments

11

Medicare enrollment records show Zachary Winter reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Audiologist
1145 BROADWAY
Seattle, WA 98122
  • Reassigned Medicare billing, Washington enrollment
  • 911 clinicians in this Medicare group
Diagnostic Radiology
1200 12TH AVE S
Seattle, WA 98144
  • Reassigned Medicare billing, Montana, Oregon and Washington enrollments
  • 129 clinicians in this Medicare group
Emergency Medical Services
908 10TH AVE SW
Quincy, WA 98848
  • Reassigned Medicare billing, Washington enrollment
  • Medicare enrollment name: Grant County Hospital District No. 2
  • 141 clinicians in this Medicare group
Critical Access
507 HOSPITAL WAY
Brewster, WA 98812
  • Reassigned Medicare billing, Washington enrollment
  • Medicare enrollment name: Okanogan Douglas County Hospital Dist 1
  • Also billed through NPI 1043363591 (Washington)
  • 238 clinicians in this Medicare group
Emergency Medical Services
200 NAT WASHINGTON WAY
Ephrata, WA 98823
  • Reassigned Medicare billing, Washington enrollment
  • Medicare enrollment name: Grant County Public Hospital District No. 3
  • 144 clinicians in this Medicare group
Federally Qualified Health Center (FQHC)
605 S COOLIDGE ST
Moses Lake, WA 98837
  • Reassigned Medicare billing, Washington enrollment
  • 134 clinicians in this Medicare group
Urgent Care
3680 NW SAMARITAN DR STE 100
Corvallis, OR 97330
  • Reassigned Medicare billing, Oregon and Washington enrollments
  • 162 clinicians in this Medicare group
Primary Care
295 S COLLEGE AVE STE 1
College Place, WA 99324
  • Reassigned Medicare billing, Washington enrollment
  • Also billed through NPI 1134128911 (Washington)
  • 160 clinicians in this Medicare group
Diagnostic Radiology
801 S STEVENS ST
Spokane, WA 99204
  • Reassigned Medicare billing, Montana and Washington enrollments
  • 130 clinicians in this Medicare group
Diagnostic Radiology
525 S COWLEY ST
Spokane, WA 99202
  • Reassigned Medicare billing, Oregon and Washington enrollments
  • 24 clinicians in this Medicare group

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 44

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.

X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
912 services868 patients
Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
511 services503 patients
Ct scan of abdomen and pelvis with contrast 74177
A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.
354 services348 patients
Ct scan of blood vessels of chest with contrast 71275
A CT scan of the chest with contrast is a non-invasive imaging test. It uses X-rays and a special dye to get detailed images of your blood vessels in the chest. This helps in diagnosing conditions related to heart and lungs.
232 services232 patients
Ct scan of upper spine without contrast 72125
A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.
210 services209 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
167 services166 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St. Patrick Hospital

Acute Care Hospitals · Missoula, MT
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number270014
Location500 W BroadwayMissoula, MT 59806 · Missoula County
Emergency services Birthing friendly

Providence St Mary Medical Center

Acute Care Hospitals · Walla Walla, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500002
Location401 W Poplar StWalla Walla, WA 99362 · Walla Walla County
Emergency services Birthing friendly

Prov Sacred Hrt Med Ctr & Childs Hosp.

Acute Care Hospitals · Spokane, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number500054
Location101 West 8th AvenueSpokane, WA 99204 · Spokane County
Emergency services Birthing friendly

Kadlec Regional Medical Center

Acute Care Hospitals · Richland, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500058
Location888 Swift BlvdRichland, WA 99352 · Benton County
Emergency services Birthing friendly

Providence Holy Family Hospital

Acute Care Hospitals · Spokane, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500077
Location5633 North LidgerwoodSpokane, WA 99208 · Spokane County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98122 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
$97.43 typical visit price
range $63.67 – $189.37
Typical copayment $24.35 (range $15.91 – $47.34)
Most-billed visit code 99203
Established Patient
$78.74 typical visit price
range $21.12 – $155.00
Typical copayment $19.68 (range $5.28 – $38.75)
Most-billed visit code 99213
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.

Reported Quality Measures

Appropriate Follow-up Imaging for Incidental Abdominal Lesions
Percentage of final reports for abdominal imaging studies for asymptomatic patients aged 18 years and older with one or more of the following noted incidentally with follow_up imaging recommended: - Liver lesion =< 0.5 cm - Cystic kidney lesion < 1.0 cm -…
Lower rates are better for this measure.
0%25 patients
Nuclear Medicine: Correlation with Existing Imaging Studies for All Patients Undergoing Bone Scintigraphy
Percentage of final reports for all patients, regardless of age, undergoing bone scintigraphy that include physician documentation of correlation with existing relevant imaging studies (e.g., x-ray, MRI, CT, etc.) that were performed
100%25 patients
Radiation Consideration for Adult CT: Utilization of Dose Lowering Techniques
Percentage of final reports for patients aged 18 years and older undergoing CT with documentation that one or more of the following dose reduction techniques were used: - Automated exposure control - Adjustment of the mA and/or kV according to patient size -…
100%1,133 patients
Radiology: Stenosis Measurement in Carotid Imaging Reports
Percentage of final reports for carotid imaging studies (neck magnetic resonance angiography [MRA], neck computed tomography angiography [CTA], neck duplex ultrasound, carotid angiogram) performed that include direct or indirect reference to measurements of…
100%100 patients
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.

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.

Urology
1145 BROADWAY
SEATTLE, WA 98122
Pathology (Anatomic Pathology & Clinical Pathology)
1145 BROADWAY
SEATTLE, WA 98122
Family Medicine
1145 BROADWAY
SEATTLE, WA 98122
Hospitalist
1145 BROADWAY
SEATTLE, WA 98122
Nurse Practitioner
1145 BROADWAY
SEATTLE, WA 98122
Internal Medicine
1145 BROADWAY
SEATTLE, WA 98122
Surgery (Surgical Oncology)
1145 BROADWAY
SEATTLE, WA 98122
Surgery
1145 BROADWAY
SEATTLE, WA 98122

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 Zachary Winter's NPI number?

The NPI number for Zachary Winter is 1659682722. It was assigned to this individual provider in the NPPES registry on June 23, 2010.

Where is Zachary Winter located?

Zachary Winter practices at 1145 Broadway, Seattle, WA 98122. The listed phone number is (206) 329-1760.

What is Zachary Winter's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Zachary Winter enrolled in Medicare?

Yes. Zachary Winter is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Zachary Winter's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Winter reassigns Medicare benefits to 11 organizations: The Polyclinic PLLC (Seattle, WA), Inland Imaging Associates Ps (Seattle, WA), Grant County Public Hospital District 2 (Quincy, WA), Okanogan Douglas County Hospital Dist1 (Brewster, WA), Grant County Public Hospital District 3 (Ephrata, WA) and 6 more organizations, listed in the Medicare section above. Each 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 Zachary Winter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Zachary Winter accept?

Health plans from Blue Cross and Blue Shield of Montana and Premera Blue Cross Blue Shield of Alaska list Zachary Winter 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.

Is Zachary Winter affiliated with any hospitals?

According to CMS data, Zachary Winter is affiliated with St. Patrick Hospital, Providence St Mary Medical Center, Prov Sacred Hrt Med Ctr & Childs Hosp., Kadlec Regional Medical Center and Providence Holy Family Hospital.

When was this NPI record last updated?

The NPPES record for Zachary Winter was last updated on March 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.