Doctor profile · Federal record

Dr. William Lee, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology & Oncology Physician · Hematology & Oncology Physician · Newark, DE

  • NPI 1568726248
  • Accepts Medicare
  • 14 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
4701 Ogletown Stanton RD Ste 2400
Newark, DE 19713
(302) 731-7782
Additional location
1011 W Baltimore Pike Ste 307
West Grove, PA 193909404
(610) 869-1455
Additional location
111 W High St Ste 104
Elkton, MD 219215549
(410) 392-5566

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
June 21, 2019
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (3)
Delaware #C1-0012926 · Maryland #D86861 · Pennsylvania #MD453444

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568726248. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
771
Distinct HCPCS
8
Medicare allowed
$95,536
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 376 148 $141
99214 Established patient office or other outpatient visit, 30-39 minutes 171 102 $96
99443 Telephone medical discussion with physician, 21-30 minutes 89 52 $97
99205 New patient office or other outpatient visit, 60-74 minutes 49 49 $178
99213 Established patient office or other outpatient visit, 20-29 minutes 36 32 $66
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 23 15 $120
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 15 15 $174
99442 Telephone medical discussion with physician, 11-20 minutes 12 11 $66

In context: peer comparison

Among 10 peers in this city , average services per provider: 2,665. This provider delivers 0.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
435
Patients
85
Total drug cost
$1,157,928
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 64 15 $56,507
Pantoprazole Sodium Generic 52 23 $804
Ondansetron Hcl Generic 38 19 $318
Revlimid (Lenalidomide) Brand 38 0 $745,153
Dexamethasone Generic 27 14 $529
Levothyroxine Sodium Generic 26 0 $979
Creon (Lipase/Protease/Amylase) Brand 25 0 $35,995
Oxycodone Hcl Generic 24 14 $392
Celecoxib Generic 22 0 $1,015
Gabapentin Generic 22 0 $418

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Lee's medical specialty?
Dr. William Lee practices Hematology & Oncology Physician in Newark, DE.
Where does Dr. William Lee practice?
Dr. William Lee practices at 4701 Ogletown Stanton RD Ste 2400, Newark, DE 19713. Office phone: 3027317782.
What is Dr. William Lee's NPI?
Dr. William Lee's National Provider Identifier (NPI) is 1568726248, issued by NPPES.
Does Dr. William Lee accept Medicare assignment?
Yes. Dr. William Lee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Lee commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.