Doctor profile · Federal record
Dr. Margaret Walker, DPT
Physical Therapist (CMS: Physical Therapist in Private Practice) · Greenfield, WI
- NPI 1487382214
- Accepts Medicare
- 4 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4131 W Loomis RD Ste 200
Greenfield, WI 532212041
(414) 422-2191 - Additional location
-
7901 S 6Th St
Oak Creek, WI 531542010
(414) 346-8000 - Mailing address
-
Po Box 735044
Chicago, IL 606735044
Credentials & registration
- NPI registered
- August 2022 — 4 yrs on file
- Profile last updated
- January 22, 2026
- Year of graduation
- 2022 — 4 yrs since
- Specialty taxonomy
- 225100000X — NUCC code
- State license (1)
- Wisconsin #16053
- Medicaid
- WI #100213891
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1487382214. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
272
Distinct HCPCS
3
Medicare allowed
$7,963
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
97112 |
Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes | 208 | 18 | $27 | |
97110 |
Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes | 52 | 11 | $23 | |
97162 |
Evaluation for physical therapy, typically 30 minutes | 12 | 11 | $97 |
In context: peer comparison
Among 14 peers in Greenfield Physical Therapist, average services per provider: 164. This provider delivers 1.7× the peer median.Frequently asked questions
What is Dr. Margaret Walker's medical specialty?
Dr. Margaret Walker practices Physical Therapist in Greenfield, WI.
Where does Dr. Margaret Walker practice?
Dr. Margaret Walker practices at 4131 W Loomis RD Ste 200, Greenfield, WI 532212041. Office phone: 4144222191.
What is Dr. Margaret Walker's NPI?
Dr. Margaret Walker's National Provider Identifier (NPI) is 1487382214, issued by NPPES.
Does Dr. Margaret Walker accept Medicare assignment?
Yes. Dr. Margaret Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Walker commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure to re-educate brain-to-nerve-to-muscle function (HCPCS 97112); Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Evaluation for physical therapy, typically 30 minutes (HCPCS 97162). Source: CMS Medicare Physician & Other Practitioners file.