DR. ISAIAH WESLEY TAN MD
NPI 1215499264
Radiology - Diagnostic Radiology in Madison, WI

Active since April 01, 2019PECOS EnrolledAccepts Medicare Assignment
600 HIGHLAND AVE, MADISON, WI 53792(608) 263-6400 Get Directions Write a Review

NPPES record last updated: March 5, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 5, 2026, Jul 2, 2024, Jul 7, 2023 and 2 more (5 updates tracked since 2019).

About Dr. Isaiah Wesley Tan Md NPPES

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

DR. ISAIAH WESLEY TAN MD (NPI 1215499264) is an individual diagnostic radiology provider in Madison, Wisconsin, licensed in Wisconsin (75143-20) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with Fort Memorial Hospital, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1215499264
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDR. ISAIAH WESLEY TANCredential: MD
Location Address600 HIGHLAND AVEMadison, WI 53792-0001
Mailing Address7974 Uw Health CtMiddleton, WI 53562-5531
Sole ProprietorNo
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2019
Enumeration DateApril 1, 2019
Last NPPES UpdateMarch 5, 20265 updates tracked since enumeration
NPPES CertifiedMarch 5, 2026
NPI 1215499264 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 WI · 75143-20
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X · License 75143 (WI)
600 HIGHLAND AVE, Madison, WI 53792

Secondary Practice Locations 3

Location 1N2950 State Road 67Lake Geneva, WI 53147-2655 · Phone (262) 245-0535
Location 21604 S Hillcrest StUrbana, IL 61801-5006 · Phone (217) 521-4796
Location 31000 Mineral Point AveJanesville, WI 53548-2940 · Phone (608) 756-6000

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Isaiah Wesley Tan Md 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 ID446584999
PECOS Enrollment IDI20230817004107
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.

Areas of Expertise CMS Part B claims 7

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.
130 services115 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.
64 services64 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.
38 services38 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.
33 services33 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.
29 services29 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.
19 services19 patients

Hospital Affiliations CMS Care Compare 4

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

Fort Memorial Hospital

Acute Care Hospitals · Fort Atkinson, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number520071
Location611 Sherman Ave EFort Atkinson, WI 53538 · Jefferson County
Emergency services Birthing friendly

Unitypoint Health - Meriter

Acute Care Hospitals · Madison, WI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520089
Location202 S Park StMadison, WI 53715 · Dane County
Emergency services Birthing friendly

University Of Wi Hospitals & Clinics Authority

Acute Care Hospitals · Madison, WI
4/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number520098
Location600 Highland AvenueMadison, WI 53792 · Dane County
Emergency services

Mile Bluff Medical Center

Acute Care Hospitals · Mauston, WI
OwnershipProprietary
CMS Certification Number520109
Location1050 Division StMauston, WI 53948 · Juneau County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53792 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
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
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.

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.

Pharmacist
600 HIGHLAND AVE, COMPLIANCE MAIL CODE 2433
MADISON, WI 53792
Ophthalmology
600 HIGHLAND AVE
MADISON, WI 53792
Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Internal Medicine (Infectious Disease)
600 HIGHLAND AVE
MADISON, WI 53792
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Transplant Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Radiology (Radiation Oncology)
600 HIGHLAND AVE
MADISON, WI 53792

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 Isaiah Tan's NPI number?

The NPI number for Isaiah Tan is 1215499264. It was assigned to this individual provider in the NPPES registry on April 1, 2019.

Where is Isaiah Tan located?

Isaiah Tan practices at 600 Highland Ave, Madison, WI 53792. The listed phone number is (608) 263-6400.

What is Isaiah Tan's specialty?

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

Is Isaiah Tan enrolled in Medicare?

Yes. Isaiah Tan 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.

What insurance does Isaiah Tan accept?

Health plans from Group Health Cooperative-SCW list Isaiah Tan 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 Isaiah Tan affiliated with any hospitals?

According to CMS data, Isaiah Tan is affiliated with Fort Memorial Hospital, Unitypoint Health - Meriter, University Of Wi Hospitals & Clinics Authority and Mile Bluff Medical Center.

When was this NPI record last updated?

The NPPES record for Isaiah Tan was last updated on March 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.