Rex Mowat, MD
NPI 1346247251 · Hematology & Oncology Physician · Toledo, OH
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rex Mowat, MD is a Hematology & Oncology Physician provider in Toledo, OH (NPI 1346247251).
Provider details
- NPI number
- 1346247251
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35063502M (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
3,264 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 484 | $85 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 466 | $120 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 304 | $116 |
| Injection, Palonosetron Hydrochloride (avyxa), Not Therapeutically Equivalent to J2469, 25 MicrogramsJ2468 | 300 | $59 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 | 278 | $26 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 161 | 51 |
| Prochlorperazine Maleate | 85 | 59 |
| Letrozole | 77 | 21 |
| Palbociclibbrand: Ibrance | 63 | — |
| Dexamethasone | 51 | 27 |
| Prednisone | 47 | 22 |
| Ibrutinibbrand: Imbruvica | 45 | — |
| Rivaroxaban |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,472 across 41 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 1325 Conference DrToledo, OH 43614-8009Phone: (419) 383-4541Fax: (419) 383-3040
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2026-02-05
- Certified
- 2026-02-05
Frequently asked questions
- What is Rex Mowat's NPI number?
- Rex Mowat's National Provider Identifier (NPI) is 1346247251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rex Mowat's specialty?
- Rex Mowat is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Rex Mowat located?
- Rex Mowat's practice location on file with NPPES is 4235 Secor Rd, Toledo, OH 43623-4231.
- What is Rex Mowat's phone number?
- The practice phone number listed in the NPPES registry for Rex Mowat is (419) 479-5605.
- Does Rex Mowat accept Medicare?
- Rex Mowat is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rex Mowat's NPI active?
- Yes — Rex Mowat's NPI (1346247251) is active in the NPPES registry as of the last update on 2026-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.