Doctor profile · Federal record

Dr. David Underwood, M.D

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

  • NPI 1023080686
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
414 E San Bernardino RD
Covina, CA 917231704
(626) 915-5181
fax (626) 915-2313
Mailing address
Po Box 5010
Glendora, CA 917400735

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
October 21, 2008
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
California #G75458
Medicaid
CA #00G754580

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023080686. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,338
Distinct HCPCS
10
Medicare allowed
$41,328
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 398 345 $9
70450 Ct scan head or brain without contrast 163 157 $41
74177 Ct scan of abdomen and pelvis with contrast 76 74 $89
77067 Screening mammography 61 61 $37
71046 X-ray of chest, 2 views 52 51 $11
74176 Ct scan of abdomen and pelvis without contrast 50 47 $85
74018 X-ray of abdomen, 1 view 45 39 $9
71275 Ct scan of blood vessels of chest with contrast 41 40 $88
72125 Ct scan of upper spine without contrast 39 39 $48
73030 X-ray of shoulder, minimum of 2 views 36 33 $9

In context: peer comparison

Among 1 peers in Covina Diagnostic Radiology Physician, average services per provider: 43. This provider delivers 31× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$173
Transactions
8
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Inari Medical, INC. 7 $150.71
Siemens Medical Solutions USA, INC. 1 $22.17

By nature of payment

Food and Beverage
$173

Frequently asked questions

Auto-generated from federal data
What is Dr. David Underwood's medical specialty?
Dr. David Underwood practices Diagnostic Radiology Physician in Covina, CA.
Where does Dr. David Underwood practice?
Dr. David Underwood practices at 414 E San Bernardino RD, Covina, CA 917231704. Office phone: 6269155181.
What is Dr. David Underwood's NPI?
Dr. David Underwood's National Provider Identifier (NPI) is 1023080686, issued by NPPES.
Does Dr. David Underwood accept Medicare assignment?
Yes. Dr. David Underwood accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Underwood 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); Ct scan of abdomen and pelvis with contrast (HCPCS 74177). Source: CMS Medicare Physician & Other Practitioners file.