Doctor profile · Federal record

Dr. Charles Fiske, M.D.

Radiation Oncology Physician (CMS: Diagnostic Radiology) · Oakland, CA

  • NPI 1013900331
  • Accepts Medicare
  • MIPS 79.8 / 100 · 2023
  • 50 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
411 30Th St, #508
Oakland, CA 946093310
(925) 274-4950
fax (925) 274-4975

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
February 5, 2014
Year of graduation
1976 — 50 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
California #G35057

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013900331. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
50,649
Distinct HCPCS
10
Medicare allowed
$888,179
HCPCS Description Services Patients Avg allowed
A9575 Injection, gadoterate meglumine, 0.1 ml 32,961 188 $0
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 13,993 146 $0
77067 Screening mammography 366 366 $170
77063 Screening 3d breast mammography 249 249 $67
71046 X-ray of chest, 2 views 213 197 $43
73562 X-ray of knee, 3 views 194 145 $54
73030 X-ray of shoulder, minimum of 2 views 150 124 $45
A9552 Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries 132 105 $360
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 126 102 $2,147
A9595 Piflufolastat f-18, diagnostic, 1 millicurie 126 14 $613

In context: peer comparison

Among 3 peers in Oakland Radiation Oncology Physician, average services per provider: 495. This provider delivers 102× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Fiske's medical specialty?
Dr. Charles Fiske practices Radiation Oncology Physician in Oakland, CA.
Where does Dr. Charles Fiske practice?
Dr. Charles Fiske practices at 411 30Th St, Oakland, CA 946093310. Office phone: 9252744950.
What is Dr. Charles Fiske's NPI?
Dr. Charles Fiske's National Provider Identifier (NPI) is 1013900331, issued by NPPES.
Does Dr. Charles Fiske accept Medicare assignment?
Yes. Dr. Charles Fiske accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Fiske commonly perform?
Top Medicare-reported procedures in 2023: Injection, gadoterate meglumine, 0.1 ml (HCPCS A9575); Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Screening mammography (HCPCS 77067). Source: CMS Medicare Physician & Other Practitioners file.