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Edit this profileAt a glance
- 485 S Dobson Rd, Suite 201, Chandler, AZ 85224
About Dr. Gunst
Based in Chandler, AZ, Mark Gunst, MD is listed in the NPI registry under surgical critical care. Mark graduated from Texas Tech University Health Science Center School of Medicine in 2001. Mark is also listed as specializing in surgery. According to Medicare claims data, Mark cared for 138 Medicare patients across 190 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes. NPI 1144209842 identifies this record in the national registry.
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) 728-4700
- Email not available
Practice Locations
485 S DOBSON RD SUITE 201
Chandler, AZ 85224
Procedures Most Often Billed to Medicare
190 services · 138 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of gallbladder with x-ray study of bile ducts using an endoscope | Procedure | 47563 |
12 | Too few peers to compare |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
83 | More often than most peers in Surgical Critical Care |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
52 | More often than most peers in Surgical Critical Care |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
24 | As often as other peers in Surgical Critical Care |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
19 | 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.
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 8
Same specialty, same city.
Trained at Texas Tech University Health Science Center School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2001 at Texas Tech University Health Science Center School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Gunst?
Dr. Gunst is a surgical critical care in Chandler, AZ. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Gunst's address?
Dr. Gunst is listed at 485 S Dobson Rd Suite 201, Chandler, AZ 85224. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Gunst?
The number on file is (480) 728-4700. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Gunst's NPI number?
Dr. Gunst's National Provider Identifier is 1144209842. 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. Gunst train?
Dr. Gunst attended Texas Tech University Health Science Center School of Medicine, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Gunst been practicing?
Dr. Gunst has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Gunst perform?
According to Medicare billing data, Dr. Gunst performs procedures including removal of gallbladder with x-ray study of bile ducts using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Gunst confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gunst. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.