Doctor profile · Federal record

Dr. Gregory Mellor, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Porterville, CA

  • NPI 1548333982
  • Accepts Medicare
  • 49 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
590 W Putnam Ave, #2B
Porterville, CA 932573257
(559) 782-1973
fax (559) 782-1976

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
California #G40981
Medicaid (2)
CA #00G409811 · CA #00G409810

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548333982. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
408
Distinct HCPCS
10
Medicare allowed
$20,585
HCPCS Description Services Patients Avg allowed
71046 X-ray of chest, 2 views 106 89 $36
73562 X-ray of knee, 3 views 62 47 $43
73030 X-ray of shoulder, minimum of 2 views 43 37 $37
73630 X-ray of foot, minimum of 3 views 27 22 $36
76700 Complete ultrasound scan of abdomen 27 27 $123
72050 X-ray of upper spine, 4-5 views 26 25 $56
72110 X-ray of lower and sacral spine, minimum of 4 views 26 26 $55
76770 Complete ultrasound scan behind abdominal cavity 21 21 $116
73130 X-ray of hand, minimum of 3 views 19 15 $37
72072 X-ray of middle spine, 3 views 17 17 $42

In context: peer comparison

Among 2 peers in Porterville Diagnostic Radiology Physician, average services per provider: 96. This provider delivers 4.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Mellor's medical specialty?
Dr. Gregory Mellor practices Diagnostic Radiology Physician in Porterville, CA.
Where does Dr. Gregory Mellor practice?
Dr. Gregory Mellor practices at 590 W Putnam Ave, Porterville, CA 932573257. Office phone: 5597821973.
What is Dr. Gregory Mellor's NPI?
Dr. Gregory Mellor's National Provider Identifier (NPI) is 1548333982, issued by NPPES.
Does Dr. Gregory Mellor accept Medicare assignment?
Yes. Dr. Gregory Mellor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Mellor commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 2 views (HCPCS 71046); X-ray of knee, 3 views (HCPCS 73562); X-ray of shoulder, minimum of 2 views (HCPCS 73030). Source: CMS Medicare Physician & Other Practitioners file.