Doctor profile · Federal record

Dr. Jonathan Singh, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Walnut Creek, CA

  • NPI 1861570368
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1425 S Main St
Walnut Creek, CA 945965318
(925) 295-4000
Mailing address
1800 Harrison St Fl 7
Oakland, CA 946123466

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
December 9, 2021
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
California #A67432

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861570368. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
47
Distinct HCPCS
3
Medicare allowed
$2,161
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 21 21 $10
74177 Ct scan of abdomen and pelvis with contrast 15 14 $97
70450 Ct scan head or brain without contrast 11 11 $45

In context: peer comparison

Among 33 peers in this city , average services per provider: 176. This provider delivers 0.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Singh's medical specialty?
Dr. Jonathan Singh practices Diagnostic Radiology Physician in Walnut Creek, CA.
Where does Dr. Jonathan Singh practice?
Dr. Jonathan Singh practices at 1425 S Main St, Walnut Creek, CA 945965318. Office phone: 9252954000.
What is Dr. Jonathan Singh's NPI?
Dr. Jonathan Singh's National Provider Identifier (NPI) is 1861570368, issued by NPPES.
Does Dr. Jonathan Singh accept Medicare assignment?
Yes. Dr. Jonathan Singh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Singh commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Ct scan of abdomen and pelvis with contrast (HCPCS 74177); Ct scan head or brain without contrast (HCPCS 70450). Source: CMS Medicare Physician & Other Practitioners file.