Doctor profile · Federal record

Dr. David Warner, M.D.

Hematology & Oncology Physician (CMS: Medical Oncology) · Student in an Organized Health Care Education/Training Program · Hematology & Oncology Physician · Ann Arbor, MI

  • NPI 1407266208
  • Accepts Medicare
  • MIPS 71.2 / 100 · 2023
  • 12 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(734) 936-4000
Mailing address
1121 E 3900 S, Ste C230
Salt Lake City, UT 841241297

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
May 14, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Utah #6792045-1205 · Michigan #AN3187956

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407266208. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
8,466
Distinct HCPCS
10
Medicare allowed
$146,962
HCPCS Description Services Patients Avg allowed
J0185 Injection, aprepitant, 1 mg 3,640 12 $2
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,245 40 $0
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 574 187 $8
80053 Blood test, comprehensive group of blood chemicals 473 166 $10
99214 Established patient office or other outpatient visit, 30-39 minutes 367 147 $120
J9201 Injection, gemcitabine hydrochloride, not otherwise specified, 200 mg 366 12 $3
96367 Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less 215 48 $27
83521 Measurement of immunoglobulin light chains 142 26 $17
96413 Administration of chemotherapy into vein, 1 hour or less 139 50 $121
99213 Established patient office or other outpatient visit, 20-29 minutes 129 88 $85

In context: peer comparison

Among 2 peers in this city , average services per provider: 219. This provider delivers 39× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,179
Transactions
6
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
SpringWorks Therapeutics, Inc. 1 $2,070.00
Daiichi Sankyo Inc. 1 $29.20
AstraZeneca Pharmaceuticals LP 1 $25.95
BeiGene USA, Inc. 1 $23.55
Gilead Sciences, Inc. 1 $15.81
Lilly USA, LLC 1 $14.32

By nature of payment

Consulting Fee
$2,070
Food and Beverage
$83
Education
$26

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
439
Patients
57
Total drug cost
$346,896
Drug Type Claims Patients Total cost
Tamoxifen Citrate Generic 120 28 $3,249
Hydroxyurea Generic 44 0 $2,617
Prednisone Generic 44 15 $322
Anastrozole Generic 40 14 $1,160
Abiraterone Acetate Generic 28 0 $33,731
Omeprazole Generic 26 0 $428
Letrozole Generic 21 0 $505
Acyclovir Generic 19 0 $240
Venclexta (Venetoclax) Brand 18 0 $239,491
Gabapentin Generic 17 0 $236

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Warner's medical specialty?
Dr. David Warner practices Hematology & Oncology Physician in Ann Arbor, MI.
Where does Dr. David Warner practice?
Dr. David Warner practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095000. Office phone: 7349364000.
What is Dr. David Warner's NPI?
Dr. David Warner's National Provider Identifier (NPI) is 1407266208, issued by NPPES.
Does Dr. David Warner accept Medicare assignment?
Yes. Dr. David Warner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Warner commonly perform?
Top Medicare-reported procedures in 2023: Injection, aprepitant, 1 mg (HCPCS J0185); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.