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Edit this profileAt a glance
- 400 N Pepper Ave # 205, Colton, CA 92324
About Marian Thomas
Marian Thomas is a physician assistant practicing in Colton, CA. According to Medicare claims data, the services billed most often include replacement of knee joint, both sides of knee. This provider record is associated with NPI 1992380828.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (909) 580-3390
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
400 N PEPPER AVE # 205
Colton, CA 92324
Procedures Most Often Billed to Medicare
13 services · 13 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
13 | Less often than most peers in Physician Assistant |
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 physician assistants at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 31 related providers in 4 groups
Other physician assistants in Colton 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2020 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Replacement of knee joint, both sides of knee 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Marian Thomas?
Marian Thomas is a physician assistant in Colton, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Marian Thomas's address?
Marian Thomas is listed at 400 N Pepper Ave # 205, Colton, CA 92324. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Marian Thomas?
The number on file is (909) 580-3390. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Marian Thomas's NPI number?
Marian Thomas's National Provider Identifier is 1992380828. 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 Marian Thomas train?
Marian Thomas attended Other, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
How long has Marian Thomas been practicing?
Marian Thomas has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
What procedures does Marian Thomas perform?
According to Medicare billing data, Marian Thomas performs procedures including replacement of knee joint, both sides of knee. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Marian Thomas confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Marian Thomas. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.