Physician Profile
Unclaimed ProfileAbout WATT
Based in Chandler, AZ, John Martin Watt, M.S. is listed in the NPI registry under general surgery. John is also listed as specializing in trauma surgery, surgical critical care, and surgery. According to Medicare claims data, John cared for 399 Medicare patients across 453 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
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (480) 728-4700
- Email not available
Practice Locations
485 S DOBSON RD STE 201
Chandler, AZ 85224
Procedures Most Often Billed to Medicare
453 services · 399 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of gallbladder using an endoscope | Procedure | 47562 |
13 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
128 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
84 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
73 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
51 |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
37 |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
29 |
| Emergency department visit with low level of medical decision making | Office visit | 99283 |
21 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
17 |
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 general surgeons at this location 2
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 general surgeons in Chandler 6
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2008 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of gallbladder using an endoscope 8
Providers in AZ who bill this service to Medicare most often.
Common questions
What is Dr. Watt's specialty?
Dr. Watt is a general surgeon in Chandler, AZ. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GENERAL SURGERY”.
NPI registry
Where can I find Dr. Watt?
Dr. Watt 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. Watt?
The number on file is (480) 728-4700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Watt's NPI number?
Dr. Watt's National Provider Identifier is 1780849968. 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. Watt's medical education?
Dr. Watt attended Other, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Watt been practicing?
Dr. Watt has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Watt known for?
According to Medicare billing data, Dr. Watt performs procedures including removal of gallbladder 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. Watt confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Watt. 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.