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Edit this profileWhere to find Olivia M. Marshall, PA
- Colton location main office
900 E Washington St Ste 200, Colton, CA 92324 - Phoenix location
3811 E Bell Rd Ste 107, Phoenix, AZ 85032 - Phoenix location
6950 E Chauncey Ln, Phoenix, AZ 85054
About Olivia Marshall
Olivia M. Marshall, PA is a physician assistant practicing in Colton, CA. Olivia is also listed as specializing in student in an organized health care education program. According to Medicare claims data, the services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. This provider record is associated with NPI 1639522766.
Factual summary compiled by Guide.md from public records; not written by this provider.
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) 882-5867
- Email not available
Practice Locations
900 E WASHINGTON ST STE 200
Colton, CA 92324
3811 E Bell Rd Ste 107
Phoenix, AZ 85032
6950 E Chauncey Ln
Phoenix, AZ 85054
Procedures Most Often Billed to Medicare
26 services · 18 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
26 | 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 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 — 8 related providers in 1 group
Common questions
What kind of doctor is Olivia M. Marshall?
Olivia M. Marshall is a physician assistant in Colton, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Olivia M. Marshall's address?
Olivia M. Marshall is listed at 900 E Washington St Ste 200, 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 Olivia M. Marshall?
The number on file is (909) 882-5867. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Olivia M. Marshall's NPI number?
Olivia M. Marshall's National Provider Identifier is 1639522766. 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
How long has Olivia M. Marshall been practicing?
Olivia M. Marshall has 10+ years experience. Registered with an NPI since 2016. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What procedures does Olivia M. Marshall perform?
According to Medicare billing data, Olivia M. Marshall 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 Olivia M. Marshall confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Olivia M. Marshall. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.