Physician Profile
Jason Weiss, MD, FACS
Unclaimed ProfileAbout Dr. Weiss
Based in Phoenix, AZ, Jason Weiss, MD, FACS is listed in the NPI registry under colon & rectal surgery. Jason graduated from University of Iowa, Rj & L Carver College of Medicine in 2008. Jason is also listed as specializing in surgery. According to Medicare claims data, Jason cared for 112 Medicare patients across 115 services. The services billed most often include diagnostic exam of anus using an endoscope, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more.
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
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (602) 521-5100
- Email not available
Practice Locations
1111 E MCDOWELL RD
Phoenix, AZ 85006
925 E McDowell Rd 2nd Floor
Phoenix, AZ 85006
Procedures Most Often Billed to Medicare
115 services · 112 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of anus using an endoscope | Procedure | 46600 |
37 | As often as other peers in Colon & Rectal Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
25 | As often as other peers in Colon & Rectal Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
22 | |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
20 | |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
11 |
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.
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.
Other colorectal surgeons in Phoenix 8
Same specialty, same city.
More connections — 21 related providers in 3 groups
Trained at University of Iowa, Rj & L Carver College of Medicine 5
Other providers in the same specialty who trained at the same institution.
Class of 2008 at University of Iowa, Rj & L Carver College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of anus using an endoscope 8
Providers in AZ who bill this service to Medicare most often.
Common questions
What does Dr. Weiss specialize in?
Dr. Weiss is a colorectal surgeon in Phoenix, AZ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Colon & Rectal Surgery”.
NPI registry
Where is Dr. Weiss located?
Dr. Weiss is listed at 1111 E Mcdowell Rd, Phoenix, AZ 85006. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Weiss's phone number?
The number on file is (602) 521-5100. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Weiss's NPI number?
Dr. Weiss's National Provider Identifier is 1336377928. 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. Weiss go to medical school?
Dr. Weiss attended University of Iowa, Rj & L Carver College of Medicine, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Weiss been practicing?
Dr. Weiss has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Weiss do most often?
According to Medicare billing data, Dr. Weiss performs procedures including diagnostic exam of anus 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. Weiss confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Weiss. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.