Doctor profile · Federal record
Dr. Kathleen Willey, M.D.
Family Medicine Physician (CMS: Family Practice) · Hockessin, DE
- NPI 1821097114
- Accepts Medicare
- 30 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
722 Yorklyn RD, Suite 400
Hockessin, DE 197078718
(302) 235-2351
fax (302) 235-2365
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- April 11, 2008
- Year of graduation
- 1996 — 30 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Delaware #C10005226
- Medicaid
- DE #0000944501
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821097114. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,612
Distinct HCPCS
10
Medicare allowed
$160,402
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 461 | 303 | $129 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 216 | 216 | $131 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 198 | 171 | $91 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 111 | 100 | $98 | |
96372 |
Injection of drug or substance under skin or into muscle | 109 | 27 | $14 | |
J3420 |
Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | 109 | 27 | $1 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 72 | 58 | $181 | |
G0009 |
Administration of pneumococcal vaccine | 61 | 61 | $30 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 45 | 45 | $276 | |
G0008 |
Administration of influenza virus vaccine | 36 | 36 | $31 |
In context: peer comparison
Among 8 peers in Hockessin Family Medicine Physician, average services per provider: 112. This provider delivers 14× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
3,610
Patients
1,192
Total drug cost
$43,723
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 628 | 202 | $7,605 |
| Levothyroxine Sodium | Generic | 406 | 141 | $5,487 |
| Amlodipine Besylate | Generic | 349 | 111 | $3,649 |
| Losartan Potassium | Generic | 293 | 96 | $3,258 |
| Lisinopril | Generic | 282 | 96 | $2,281 |
| Omeprazole | Generic | 242 | 82 | $4,552 |
| Metformin Hcl | Generic | 217 | 71 | $2,091 |
| Gabapentin | Generic | 190 | 56 | $2,622 |
| Hydrochlorothiazide | Generic | 184 | 64 | $1,133 |
| Metoprolol Succinate | Generic | 174 | 55 | $3,166 |
Hospital affiliations
Frequently asked questions
What is Dr. Kathleen Willey's medical specialty?
Dr. Kathleen Willey practices Family Medicine Physician in Hockessin, DE.
Where does Dr. Kathleen Willey practice?
Dr. Kathleen Willey practices at 722 Yorklyn RD, Hockessin, DE 197078718. Office phone: 3022352351.
What is Dr. Kathleen Willey's NPI?
Dr. Kathleen Willey's National Provider Identifier (NPI) is 1821097114, issued by NPPES.
Does Dr. Kathleen Willey accept Medicare assignment?
Yes. Dr. Kathleen Willey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathleen Willey commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.