Doctor profile · Federal record

Dr. Rex Mowat, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Toledo, OH

  • NPI 1346247251
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4235 Secor RD
Toledo, OH 436234231
(419) 479-5605
Additional location
1325 Conference Dr
Toledo, OH 436148009
(419) 383-4541
fax (419) 383-3040
Mailing address
3000 Arlington Ave Stop 1108
Toledo, OH 436142595

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
February 5, 2026
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Ohio #35063502M
Medicaid
OH #0896544

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346247251. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
37,917
Distinct HCPCS
10
Medicare allowed
$300,173
HCPCS Description Services Patients Avg allowed
J1439 Injection, ferric carboxymaltose, 1 mg 28,500 23 $1
J0897 Injection, denosumab, 1 mg 3,180 20 $23
J0885 Injection, epoetin alfa, (for non-esrd use), 1000 units 2,420 17 $7
J1100 Injection, dexamethasone sodium phosphate, 1 mg 727 30 $0
J2469 Injection, palonosetron hcl, 25 mcg 440 23 $1
99213 Established patient office or other outpatient visit, 20-29 minutes 438 285 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 395 181 $120
96372 Injection of drug or substance under skin or into muscle 243 79 $13
96413 Administration of chemotherapy into vein, 1 hour or less 193 55 $118
96367 Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less 149 48 $26

In context: peer comparison

Among 5 peers in Toledo Hematology & Oncology Physician, average services per provider: 686. This provider delivers 55× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,472
Transactions
31
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Cornerstone Specialty Network LLC 1 $400.00
Daiichi Sankyo INC. 5 $166.72
Tempus Ai, INC 3 $139.95
Genmab U.S., INC. 1 $117.65
AstraZeneca Pharmaceuticals Lp 3 $63.35
Merck Sharp & Dohme LLC 2 $57.01
Incyte Corporation 2 $55.14
Abbvie INC. 2 $41.38
Janssen Biotech, INC. 2 $40.74
Lilly USA, LLC 2 $39.86
Gilead Sciences, INC. 2 $37.88
Dendreon Pharmaceuticals LLC 1 $34.99
Regeneron Healthcare Solutions, INC. 2 $34.04
Agios Pharmaceuticals, INC. 1 $32.73
Bayer Healthcare Pharmaceuticals INC. 2 $29.88

By nature of payment

Food and Beverage
$926
Honoraria
$400
Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$112
Education
$34

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
748
Patients
210
Total drug cost
$2,173,784
Drug Type Claims Patients Total cost
Anastrozole Generic 133 42 $4,924
Letrozole Generic 86 22 $5,967
Acyclovir Generic 66 19 $1,424
Dexamethasone Generic 58 24 $1,058
Prochlorperazine Maleate Generic 51 42 $674
Xarelto (Rivaroxaban) Brand 47 12 $41,811
Ibrance (Palbociclib) Brand 45 0 $684,136
Imbruvica (Ibrutinib) Brand 42 0 $648,688
Prednisone Generic 40 23 $252
Hydroxyurea Generic 34 14 $1,501

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rex Mowat's medical specialty?
Dr. Rex Mowat practices Hematology & Oncology Physician in Toledo, OH.
Where does Dr. Rex Mowat practice?
Dr. Rex Mowat practices at 4235 Secor RD, Toledo, OH 436234231. Office phone: 4194795605.
What is Dr. Rex Mowat's NPI?
Dr. Rex Mowat's National Provider Identifier (NPI) is 1346247251, issued by NPPES.
Does Dr. Rex Mowat accept Medicare assignment?
Yes. Dr. Rex Mowat accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rex Mowat commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Injection, denosumab, 1 mg (HCPCS J0897); Injection, epoetin alfa, (for non-esrd use), 1000 units (HCPCS J0885). Source: CMS Medicare Physician & Other Practitioners file.