Doctor profile · Federal record

Dr. Denis Bolton, D.O.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Los Alamitos, CA

  • NPI 1952493876
  • Accepts Medicare
  • MIPS 92.6 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3751 Katella Ave
Los Alamitos, CA 907203101
(714) 826-6400
fax (562) 799-3121
Mailing address
Dept la 21758
Pasadena, CA 911851758

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
June 5, 2008
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
California #20A7689
Medicaid
CA #00AX76890

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952493876. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,814
Distinct HCPCS
10
Medicare allowed
$170,169
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 670 540 $9
77067 Screening mammography 410 410 $39
77063 Screening 3d breast mammography 391 391 $31
77080 Dxa bone density measurement of hip, pelvis, spine 333 333 $10
76882 Limited ultrasound scan of joint or other extremity structure except blood vessels 280 170 $36
71046 X-ray of chest, 2 views 252 243 $11
70450 Ct scan head or brain without contrast 246 235 $43
76770 Complete ultrasound scan behind abdominal cavity 175 169 $38
76700 Complete ultrasound scan of abdomen 167 166 $41
74177 Ct scan of abdomen and pelvis with contrast 98 97 $94

In context: peer comparison

Among 4 peers in Los Alamitos Diagnostic Radiology Physician, average services per provider: 63. This provider delivers 76× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Denis Bolton's medical specialty?
Dr. Denis Bolton practices Diagnostic Radiology Physician in Los Alamitos, CA.
Where does Dr. Denis Bolton practice?
Dr. Denis Bolton practices at 3751 Katella Ave, Los Alamitos, CA 907203101. Office phone: 7148266400.
What is Dr. Denis Bolton's NPI?
Dr. Denis Bolton's National Provider Identifier (NPI) is 1952493876, issued by NPPES.
Does Dr. Denis Bolton accept Medicare assignment?
Yes. Dr. Denis Bolton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Denis Bolton commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Screening mammography (HCPCS 77067); Screening 3d breast mammography (HCPCS 77063). Source: CMS Medicare Physician & Other Practitioners file.