Doctor profile · Federal record

Dr. Krammie Chan, MD

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

  • NPI 1497834105
  • Accepts Medicare
  • 36 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
275 W Macarthur Blvd
Oakland, CA 946115641
(510) 752-1000

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
December 3, 2021
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
California #A54042
Medicaid
CA #00A540420

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1497834105. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
179
Distinct HCPCS
6
Medicare allowed
$6,731
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 65 60 $10
70450 Ct scan head or brain without contrast 41 40 $45
71046 X-ray of chest, 2 views 27 26 $12
70551 Mri scan of brain without contrast 19 19 $78
70498 Ct scan of blood vessels of neck with contrast 14 14 $89
70496 Ct scan of blood vessels of head with contrast 13 13 $92

In context: peer comparison

Among 24 peers in Oakland Diagnostic Radiology Physician, average services per provider: 78. This provider delivers 2.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Krammie Chan's medical specialty?
Dr. Krammie Chan practices Diagnostic Radiology Physician in Oakland, CA.
Where does Dr. Krammie Chan practice?
Dr. Krammie Chan practices at 275 W Macarthur Blvd, Oakland, CA 946115641. Office phone: 5107521000.
What is Dr. Krammie Chan's NPI?
Dr. Krammie Chan's National Provider Identifier (NPI) is 1497834105, issued by NPPES.
Does Dr. Krammie Chan accept Medicare assignment?
Yes. Dr. Krammie Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Krammie Chan commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Ct scan head or brain without contrast (HCPCS 70450); X-ray of chest, 2 views (HCPCS 71046). Source: CMS Medicare Physician & Other Practitioners file.