Doctor profile · Federal record

Dr. Karthik Kumar, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Santa Barbara, CA

  • NPI 1770746638
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 18 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2320 Bath St # 113
Santa Barbara, CA 931054339
(805) 682-7744
Mailing address
2320 Bath St Ste 208
Santa Barbara, CA 931055322

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
May 7, 2024
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
California #A133576 · Arizona #47583

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770746638. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
10,973
Distinct HCPCS
10
Medicare allowed
$272,262
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 3,105 39 $0
71045 X-ray of chest, 1 view 1,394 1,208 $9
A9575 Injection, gadoterate meglumine, 0.1 ml 811 16 $0
70450 Ct scan head or brain without contrast 540 509 $42
A9579 Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml 400 23 $2
71046 X-ray of chest, 2 views 375 361 $11
74177 Ct scan of abdomen and pelvis with contrast 195 193 $91
74176 Ct scan of abdomen and pelvis without contrast 184 183 $87
77067 Screening mammography 158 158 $38
74018 X-ray of abdomen, 1 view 147 119 $9

In context: peer comparison

Among 21 peers in Santa Barbara Diagnostic Radiology Physician, average services per provider: 192. This provider delivers 57× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Karthik Kumar's medical specialty?
Dr. Karthik Kumar practices Diagnostic Radiology Physician in Santa Barbara, CA.
Where does Dr. Karthik Kumar practice?
Dr. Karthik Kumar practices at 2320 Bath St # 113, Santa Barbara, CA 931054339. Office phone: 8056827744.
What is Dr. Karthik Kumar's NPI?
Dr. Karthik Kumar's National Provider Identifier (NPI) is 1770746638, issued by NPPES.
Does Dr. Karthik Kumar accept Medicare assignment?
Yes. Dr. Karthik Kumar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karthik Kumar commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); X-ray of chest, 1 view (HCPCS 71045); Injection, gadoterate meglumine, 0.1 ml (HCPCS A9575). Source: CMS Medicare Physician & Other Practitioners file.