Doctor profile · Federal record

Dr. Thomas Bartow, MD

Rheumatology Physician (CMS: Rheumatology) · Marshfield, WI

  • NPI 1598865909
  • Accepts Medicare
  • MIPS 76.2 / 100 · 2023
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1000 N Oak Ave
Marshfield, WI 544495703
(715) 387-5511

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
September 30, 2024
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Wisconsin #31515
Medicaid
WI #APPR

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598865909. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
599
Distinct HCPCS
5
Medicare allowed
$41,990
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 275 202 $93
77080 Dxa bone density measurement of hip, pelvis, spine 203 203 $9
99215 Established patient office or other outpatient visit, 40-54 minutes 55 45 $137
99213 Established patient office or other outpatient visit, 20-29 minutes 40 37 $63
99205 New patient office or other outpatient visit, 60-74 minutes 26 26 $172

In context: peer comparison

Among 1 peers in Marshfield Rheumatology Physician, average services per provider: 119. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,440
Patients
1,051
Total drug cost
$632,534
Drug Type Claims Patients Total cost
Prednisone Generic 932 253 $10,101
Methotrexate (Methotrexate Sodium) Brand 823 252 $23,372
Hydroxychloroquine Sulfate Generic 380 129 $21,936
Meloxicam Generic 362 115 $3,083
Leflunomide Generic 126 44 $10,161
Tramadol Hcl Generic 122 37 $1,333
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 112 26 $2,709
Alendronate Sodium Generic 105 41 $1,032
Allopurinol Generic 97 32 $1,422
Gabapentin Generic 89 22 $1,610

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Bartow's medical specialty?
Dr. Thomas Bartow practices Rheumatology Physician in Marshfield, WI.
Where does Dr. Thomas Bartow practice?
Dr. Thomas Bartow practices at 1000 N Oak Ave, Marshfield, WI 544495703. Office phone: 7153875511.
What is Dr. Thomas Bartow's NPI?
Dr. Thomas Bartow's National Provider Identifier (NPI) is 1598865909, issued by NPPES.
Does Dr. Thomas Bartow accept Medicare assignment?
Yes. Dr. Thomas Bartow accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Bartow commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Dxa bone density measurement of hip, pelvis, spine (HCPCS 77080); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.