Doctor profile · Federal record

Dr. William Hartmann, DPT

Orthopedic Physical Therapist (CMS: Physical Therapist in Private Practice) · Appleton, WI

  • NPI 1912344417
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
W3124 van Roy RD
Appleton, WI 549153929
(920) 968-1010
Additional location
1100 E South River St
Appleton, WI 549152222
(920) 991-2561
Additional location
218 E Lawrence St
Appleton, WI 549115724
(920) 991-2561
Show 1 more location
Additional location
225 W Kennedy Ave
Kimberly, WI 541362836
(920) 991-2561
Mailing address
2105 E Enterprise Ave, Suite 113
Appleton, WI 54913

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
July 11, 2025
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
2251X0800X — NUCC code
State license (1)
Wisconsin #12339-24

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912344417. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
178
Distinct HCPCS
4
Medicare allowed
$5,593
HCPCS Description Services Patients Avg allowed
97140 Therapy procedure using manual technique, each 15 minutes 68 11 $21
97530 Therapy procedure using functional activities 49 11 $33
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 45 11 $22
97161 Evaluation for physical therapy, typically 20 minutes 16 14 $97

In context: peer comparison

Among 1 peers in Appleton Orthopedic Physical Therapist, average services per provider: 44. This provider delivers 4.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Hartmann's medical specialty?
Dr. William Hartmann practices Orthopedic Physical Therapist in Appleton, WI.
Where does Dr. William Hartmann practice?
Dr. William Hartmann practices at W3124 van Roy RD, Appleton, WI 549153929. Office phone: 9209681010.
What is Dr. William Hartmann's NPI?
Dr. William Hartmann's National Provider Identifier (NPI) is 1912344417, issued by NPPES.
Does Dr. William Hartmann accept Medicare assignment?
Yes. Dr. William Hartmann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Hartmann commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using manual technique (HCPCS 97140); Therapy procedure using functional activities (HCPCS 97530); Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110). Source: CMS Medicare Physician & Other Practitioners file.