Doctor profile · Federal record
Dr. Grace Knuttinen, M.D., PH.D
Vascular & Interventional Radiology Physician (CMS: Interventional Radiology) · Vascular & Interventional Radiology Physician · Vascular & Interventional Radiology Physician · Vascular & Interventional Radiology Physician · Phoenix, AZ
- NPI 1427259555
- Accepts Medicare
- MIPS 78.6 / 100 · 2023
- 25 yrs in practice
- Licensed in 4 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
5777 E Mayo Blvd
Phoenix, AZ 85054
(480) 301-7033 - Additional location
-
13400 E Shea Blvd
Scottsdale, AZ 852595452
(480) 301-8000
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- September 8, 2020
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 2085R0204X — NUCC code
- State licenses (4)
- Arizona #50589 · Illinois #036111399 · Minnesota #61303 · Florida #ME129200
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427259555. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,871
Distinct HCPCS
10
Medicare allowed
$45,018
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
Q9967 |
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 4,350 | 35 | $0 | |
99152 |
Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | 147 | 142 | $12 | |
77001 |
Fluoroscopic guidance for insertion or removal of central vein access device | 70 | 69 | $18 | |
76937 |
Ultrasonic guidance for blood vessel access | 69 | 69 | $14 | |
74174 |
Ct scan of blood vessels of abdomen and pelvis with contrast | 35 | 35 | $100 | |
36561 |
Insertion of central venous tube with port (5 years or older) | 31 | 31 | $321 | |
50435 |
Replacement of kidney drainage tube using imaging guidance with review by radiologist | 28 | 21 | $119 | |
74174 |
Ct scan of blood vessels of abdomen and pelvis with contrast | 26 | 26 | $386 | |
36558 |
Insertion of tunneled central venous tube for infusion (5 years or older) | 21 | 21 | $249 | |
75984 |
Review by radiologist of image for replacement of stomach or large bowel tube | 21 | 16 | $37 |
In context: peer comparison
Among 11 peers in Phoenix Vascular & Interventional Radiology Physician, average services per provider: 177. This provider delivers 28× the peer median.Open Payments
Industry payments received
All-time total
$97
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Philips North America LLC | 1 | $96.81 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Grace Knuttinen's medical specialty?
Dr. Grace Knuttinen practices Vascular & Interventional Radiology Physician in Phoenix, AZ.
Where does Dr. Grace Knuttinen practice?
Dr. Grace Knuttinen practices at 5777 E Mayo Blvd, Phoenix, AZ 85054. Office phone: 4803017033.
What is Dr. Grace Knuttinen's NPI?
Dr. Grace Knuttinen's National Provider Identifier (NPI) is 1427259555, issued by NPPES.
Does Dr. Grace Knuttinen accept Medicare assignment?
Yes. Dr. Grace Knuttinen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grace Knuttinen commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older) (HCPCS 99152); Fluoroscopic guidance for insertion or removal of central vein access device (HCPCS 77001). Source: CMS Medicare Physician & Other Practitioners file.