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Edit this profileAt a glance
- 485 S Dobson Rd Ste 201, Chandler, AZ 85224
About Dr. Marsh Williams
Amanda M. Marsh Williams, MD practices surgical critical care in Chandler, AZ. Amanda is also listed as specializing in surgery and trauma surgery. According to Medicare claims data, the services billed most often include subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes. The provider's National Provider Identifier (NPI) is 1659863553.
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
- (480) 292-2753
- Email not available
Practice Locations
485 S DOBSON RD STE 201
Chandler, AZ 85224
Procedures Most Often Billed to Medicare
18 services · 14 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
18 | Less often than most peers in Surgical Critical Care |
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 surgical critical cares at this location 1
Same specialty, same street address — most likely the same department or group.
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.
Other surgical critical cares in Chandler 7
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2018 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Dr. Marsh Williams's specialty?
Dr. Marsh Williams is a surgical critical care in Chandler, AZ. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Dr. Marsh Williams?
Dr. Marsh Williams is listed at 485 S Dobson Rd Ste 201, Chandler, AZ 85224. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Marsh Williams?
The number on file is (480) 292-2753. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Marsh Williams?
Dr. Marsh Williams's National Provider Identifier is 1659863553. 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
What is Dr. Marsh Williams's medical education?
Dr. Marsh Williams attended Other, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Marsh Williams have?
Dr. Marsh Williams has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Marsh Williams known for?
According to Medicare billing data, Dr. Marsh Williams 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
Is Dr. Marsh Williams's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Marsh Williams. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.