Doctor profile · Federal record
Dr. Karen Walker, M.D.
Gynecology Physician (CMS: Obstetrics/Gynecology) · Ypsilanti, MI
- NPI 1417049677
- Accepts Medicare
- 49 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4936 W Clark RD, Suite 100
Ypsilanti, MI 481970861
(734) 434-6200
fax (734) 434-7373 - Mailing address
-
24 Frank Lloyd Wright Dr, Po Box 0446 Lobby J
Ann Arbor, MI 481059484
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- October 12, 2016
- Year of graduation
- 1977 — 49 yrs since
- Specialty taxonomy
- 207VG0400X — NUCC code
- State license (1)
- Michigan #4301050682
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417049677. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
253
Distinct HCPCS
5
Medicare allowed
$31,548
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 180 | 138 | $129 | |
76830 |
Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | 22 | 20 | $121 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 20 | 20 | $170 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 19 | 19 | $92 | |
G0101 |
Cervical or vaginal cancer screening; pelvic and clinical breast examination | 12 | 12 | $40 |
In context: peer comparison
Among 1 peers in Ypsilanti Gynecology Physician, average services per provider: 50. This provider delivers 5.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
741
Patients
228
Total drug cost
$101,531
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 281 | 87 | $32,491 |
| Progesterone (Progesterone, Micronized) | Brand | 77 | 24 | $7,093 |
| Alendronate Sodium | Generic | 48 | 16 | $517 |
| Medroxyprogesterone Acetate | Generic | 44 | 13 | $293 |
| Estradiol (Twice Weekly) (Estradiol) | Brand | 41 | 0 | $6,720 |
| Fluconazole | Generic | 41 | 26 | $290 |
| Clobetasol Propionate | Generic | 40 | 27 | $1,136 |
| Clotrimazole-Betamethasone (Clotrimazole/Betamethasone Dip) | Brand | 25 | 20 | $446 |
| Premarin (Estrogens, Conjugated) | Brand | 24 | 0 | $11,082 |
| Valacyclovir (Valacyclovir Hcl) | Brand | 22 | 0 | $1,567 |
Hospital affiliations
Frequently asked questions
What is Dr. Karen Walker's medical specialty?
Dr. Karen Walker practices Gynecology Physician in Ypsilanti, MI.
Where does Dr. Karen Walker practice?
Dr. Karen Walker practices at 4936 W Clark RD, Ypsilanti, MI 481970861. Office phone: 7344346200.
What is Dr. Karen Walker's NPI?
Dr. Karen Walker's National Provider Identifier (NPI) is 1417049677, issued by NPPES.
Does Dr. Karen Walker accept Medicare assignment?
Yes. Dr. Karen Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Walker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (HCPCS 76830); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.