Doctor profile · Federal record

Dr. Garrett Walworth, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Royal Oak, MI

  • NPI 1598794927
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3601 W 13 Mile RD
Royal Oak, MI 480736712
(248) 898-6064
fax (248) 898-5490
Mailing address
26901 Beaumont Blvd
Southfield, MI 480333849

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
September 10, 2019
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Michigan #4301076072
Medicaid
MI #4740737

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598794927. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
269
Distinct HCPCS
8
Medicare allowed
$22,445
HCPCS Description Services Patients Avg allowed
71260 Ct scan of chest with contrast 58 52 $54
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 54 51 $114
74177 Ct scan of abdomen and pelvis with contrast 45 40 $88
71260 Ct scan of chest with contrast 33 32 $54
74177 Ct scan of abdomen and pelvis with contrast 26 26 $88
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 25 25 $114
71250 Ct scan of chest without contrast 15 14 $52
78816 Nuclear medicine study whole body with ct scan 13 13 $115

In context: peer comparison

Among 46 peers in Royal Oak Diagnostic Radiology Physician, average services per provider: 76. This provider delivers 3.5× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Garrett Walworth's medical specialty?
Dr. Garrett Walworth practices Diagnostic Radiology Physician in Royal Oak, MI.
Where does Dr. Garrett Walworth practice?
Dr. Garrett Walworth practices at 3601 W 13 Mile RD, Royal Oak, MI 480736712. Office phone: 2488986064.
What is Dr. Garrett Walworth's NPI?
Dr. Garrett Walworth's National Provider Identifier (NPI) is 1598794927, issued by NPPES.
Does Dr. Garrett Walworth accept Medicare assignment?
Yes. Dr. Garrett Walworth accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Garrett Walworth commonly perform?
Top Medicare-reported procedures in 2023: Ct scan of chest with contrast (HCPCS 71260); Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS 78815); Ct scan of abdomen and pelvis with contrast (HCPCS 74177). Source: CMS Medicare Physician & Other Practitioners file.