Doctor profile · Federal record
Dr. Gregory Robertson, M.D.
Surgery Physician (CMS: General Surgery) · Chandler, AZ
- NPI 1609917418
- Accepts Medicare
- 41 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1100 S Dobson RD Ste 204
Chandler, AZ 852866160
(602) 726-3606
fax (623) 208-5075 - Mailing address
-
Po Box 33269
Phoenix, AZ 850673269
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- December 6, 2024
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Arizona #17506
- Medicaid
- AZ #296170-004
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1609917418. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
273
Distinct HCPCS
9
Medicare allowed
$37,937
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 68 | 37 | $49 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 60 | 59 | $127 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 44 | 30 | $77 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 25 | 25 | $171 | |
47563 |
Removal of gallbladder with x-ray study of bile ducts using an endoscope | 19 | 19 | $673 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 15 | 15 | $164 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 15 | 15 | $82 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 14 | 12 | $126 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 13 | 11 | $89 |
In context: peer comparison
Among 3 peers in Chandler Surgery Physician, average services per provider: 27. This provider delivers 10× the peer median.Open Payments
Industry payments received
All-time total
$9,996
Transactions
8
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Intuitive Surgical, INC. | 7 | $9,959.50 | |
| Ethicon US, LLC | 1 | $36.39 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
33
Patients
21
Total drug cost
$248
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 22 | 21 | $175 |
| Ondansetron Hcl | Generic | 11 | 0 | $73 |
Frequently asked questions
What is Dr. Gregory Robertson's medical specialty?
Dr. Gregory Robertson practices Surgery Physician in Chandler, AZ.
Where does Dr. Gregory Robertson practice?
Dr. Gregory Robertson practices at 1100 S Dobson RD Ste 204, Chandler, AZ 852866160. Office phone: 6027263606.
What is Dr. Gregory Robertson's NPI?
Dr. Gregory Robertson's National Provider Identifier (NPI) is 1609917418, issued by NPPES.
Does Dr. Gregory Robertson accept Medicare assignment?
Yes. Dr. Gregory Robertson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Robertson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.