Doctor profile · Federal record
Dr. Mason Webb, MD, PHD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Rochester, MN
- NPI 1306306600
- Accepts Medicare
- 7 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
200 1St St Sw
Rochester, MN 559050001
(507) 284-2511 - Mailing address
-
Po Box 860912
Minneapolis, MN 554860912
Credentials & registration
- NPI registered
- March 2019 — 7 yrs on file
- Profile last updated
- February 24, 2026
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Minnesota #67817
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1306306600. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
35
Distinct HCPCS
1
Medicare allowed
$4,433
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 35 | 25 | $127 |
In context: peer comparison
Among 19 peers in Rochester Hematology & Oncology Physician, average services per provider: 42. This provider delivers 0.8× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Mason Webb's medical specialty?
Dr. Mason Webb practices Hematology & Oncology Physician in Rochester, MN.
Where does Dr. Mason Webb practice?
Dr. Mason Webb practices at 200 1St St Sw, Rochester, MN 559050001. Office phone: 5072842511.
What is Dr. Mason Webb's NPI?
Dr. Mason Webb's National Provider Identifier (NPI) is 1306306600, issued by NPPES.
Does Dr. Mason Webb accept Medicare assignment?
Yes. Dr. Mason Webb accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mason Webb commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.