Doctor profile · Federal record
Dr. William Funk, M.D.
Family Medicine Physician · Newark, DE
- NPI 1598796286
- 20 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
665 Churchmans RD
Newark, DE 197021918
(302) 731-0900
fax (302) 731-7100
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- April 25, 2008
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Delaware #C10001699
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598796286. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
465
Distinct HCPCS
8
Medicare allowed
$56,024
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 166 | 127 | $126 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 97 | 92 | $178 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 76 | 76 | $128 | |
G0506 |
Comprehensive assessment of and care planning for patients requiring chronic care management services (list separately in addition to primary monthly care management service) | 48 | 47 | $62 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 26 | 23 | $78 | |
99497 |
Advance care planning, first 30 minutes | 23 | 23 | $82 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 16 | 13 | $62 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 13 | 13 | $18 |
In context: peer comparison
Among 20 peers in Newark Family Medicine Physician, average services per provider: 111. This provider delivers 4.2× the peer median.Open Payments
Industry payments received
All-time total
$85
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk INC | 2 | $84.72 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,899
Patients
659
Total drug cost
$27,595
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 261 | 88 | $2,163 |
| Atorvastatin Calcium | Generic | 220 | 84 | $3,354 |
| Losartan Potassium | Generic | 200 | 65 | $3,132 |
| Levothyroxine Sodium | Generic | 168 | 59 | $2,487 |
| Lisinopril | Generic | 161 | 58 | $1,319 |
| Omeprazole | Generic | 123 | 40 | $1,604 |
| Alprazolam | Generic | 105 | 35 | $693 |
| Rosuvastatin Calcium | Generic | 91 | 34 | $3,142 |
| Metoprolol Succinate | Generic | 88 | 27 | $1,607 |
| Pravastatin Sodium | Generic | 88 | 36 | $1,505 |
Frequently asked questions
What is Dr. William Funk's medical specialty?
Dr. William Funk practices Family Medicine Physician in Newark, DE.
Where does Dr. William Funk practice?
Dr. William Funk practices at 665 Churchmans RD, Newark, DE 197021918. Office phone: 3027310900.
What is Dr. William Funk's NPI?
Dr. William Funk's National Provider Identifier (NPI) is 1598796286, issued by NPPES.
What procedures does Dr. William Funk commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.