Physician Profile
Mason James Webb, MD, PhD
Unclaimed ProfileAbout Dr. Webb
Mason James Webb, MD, PhD is a healthcare provider in Oklahoma City, OK specializing in hematology/oncology. Mason is also listed as specializing in internal medicine and hematology & oncology. According to Medicare claims data, Mason cared for 75 Medicare patients across 89 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (572) 244-0111
- Email not available
Practice Locations
800 NE 10TH ST STE B
Oklahoma City, OK 73104
Procedures Most Often Billed to Medicare
89 services · 75 patients · 3 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
41 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
32 |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
16 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other hematology/oncology specialists at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 3 groups
Other hematology/oncology specialists in Oklahoma City 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2019 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Webb specialize in?
Dr. Webb is a hematology/oncology in Oklahoma City, OK. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “HEMATOLOGY/ONCOLOGY”.
NPI registry
Where is Dr. Webb located?
Dr. Webb is listed at 800 NE 10TH ST STE B, Oklahoma City, OK 73104. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Webb's phone number?
The number on file is (572) 244-0111. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Webb's NPI number?
Dr. Webb's National Provider Identifier is 1306306600. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Webb go to medical school?
Dr. Webb attended Other, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Webb been practicing?
Dr. Webb has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Webb do most often?
According to Medicare billing data, Dr. Webb the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Webb confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Webb. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.