Doctor profile · Federal record

Dr. James Mathers, MD

Family Medicine Physician (CMS: Family Practice) · Baraboo, WI

  • NPI 1851358006
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1700 Tuttle St
Baraboo, WI 539133319
(608) 355-3800
fax (608) 355-7001

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
December 10, 2020
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Wisconsin #26427-020
Medicaid
WI #1851358006

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851358006. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
135
Distinct HCPCS
3
Medicare allowed
$11,375
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 73 71 $86
99214 Established patient office or other outpatient visit, 30-39 minutes 40 38 $122
36415 Insertion of needle into vein for collection of blood sample 22 15 $8

In context: peer comparison

Among 4 peers in Baraboo Family Medicine Physician, average services per provider: 48. This provider delivers 2.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
955
Patients
464
Total drug cost
$12,348
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 121 71 $1,381
Omeprazole Generic 91 39 $1,384
Hydrochlorothiazide Generic 77 40 $446
Lisinopril Generic 77 45 $990
Simvastatin Generic 77 36 $571
Losartan Potassium Generic 68 28 $703
Metoprolol Tartrate Generic 62 30 $552
Levothyroxine Sodium Generic 59 26 $880
Metformin Hcl Generic 50 24 $488
Furosemide Generic 49 22 $281

Frequently asked questions

Auto-generated from federal data
What is Dr. James Mathers's medical specialty?
Dr. James Mathers practices Family Medicine Physician in Baraboo, WI.
Where does Dr. James Mathers practice?
Dr. James Mathers practices at 1700 Tuttle St, Baraboo, WI 539133319. Office phone: 6083553800.
What is Dr. James Mathers's NPI?
Dr. James Mathers's National Provider Identifier (NPI) is 1851358006, issued by NPPES.
Does Dr. James Mathers accept Medicare assignment?
Yes. Dr. James Mathers accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Mathers commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.