Doctor profile · Federal record

Dr. David Ko, MD

Internal Medicine Physician (CMS: Internal Medicine) · Encinitas, CA

  • NPI 1689683690
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
477 N El Camino Real Ste A208
Encinitas, CA 920241329
(760) 479-3900
fax (760) 753-8175
Mailing address
2201 Mission Ave
Oceanside, CA 920542328

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
June 17, 2009
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A69524
Medicaid
CA #00A695240

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689683690. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,446
Distinct HCPCS
10
Medicare allowed
$177,241
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 484 298 $136
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 225 225 $138
99215 Established patient office or other outpatient visit, 40-54 minutes 174 121 $191
G0008 Administration of influenza virus vaccine 135 135 $33
90662 Influenza vaccine split virus, preservative free 127 127 $72
99213 Established patient office or other outpatient visit, 20-29 minutes 125 113 $97
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 44 40 $16
G0009 Administration of pneumococcal vaccine 43 43 $33
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 30 30 $282
99203 New patient office or other outpatient visit, 30-44 minutes 25 25 $120

In context: peer comparison

Among 23 peers in Encinitas Internal Medicine Physician, average services per provider: 308. This provider delivers 4.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$197
Transactions
9
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 9 $196.91

By nature of payment

Food and Beverage
$197

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,006
Patients
1,146
Total drug cost
$185,666
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 729 202 $11,167
Levothyroxine Sodium Generic 473 126 $8,036
Losartan Potassium Generic 451 133 $8,433
Amlodipine Besylate Generic 440 126 $4,211
Tamsulosin Hcl Generic 267 78 $6,451
Metformin Hcl Generic 221 66 $3,266
Lisinopril Generic 211 58 $2,606
Rosuvastatin Calcium Generic 196 64 $6,795
Metoprolol Succinate Generic 191 52 $4,142
Pantoprazole Sodium Generic 171 54 $3,746

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Ko's medical specialty?
Dr. David Ko practices Internal Medicine Physician in Encinitas, CA.
Where does Dr. David Ko practice?
Dr. David Ko practices at 477 N El Camino Real Ste A208, Encinitas, CA 920241329. Office phone: 7604793900.
What is Dr. David Ko's NPI?
Dr. David Ko's National Provider Identifier (NPI) is 1689683690, issued by NPPES.
Does Dr. David Ko accept Medicare assignment?
Yes. Dr. David Ko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Ko commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.