Doctor profile · Federal record

Dr. MARC DAO, MD

Internal Medicine Physician (CMS: INTERNAL MEDICINE) · Internal Medicine Physician · Internal Medicine Physician · ESCONDIDO, CA

  • NPI 1467542175
  • Accepts Medicare
  • MIPS 62.5 / 100 · 2023
  • 24 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
332 S JUNIPER ST, SUITE 100
ESCONDIDO, CA 920254940
(760) 291-6650
fax (760) 737-3430
Additional location
1000 Vale Terrace Dr
Vista, CA 920845218
(760) 631-5000
Mailing address
2185 CITRACADO PKWY
ESCONDIDO, CA 920294159

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
November 1, 2022
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (3)
California #C142559 · Wisconsin #48006 · Texas #N6851
Medicaid (4)
WI #34660200 · TX #215615001 · TX #215615003 · TX #215615002

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467542175. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
771
Distinct HCPCS
5
Medicare allowed
$85,328
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 282 149 $119
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 222 135 $79
99239 Hospital discharge day management, more than 30 minutes 184 179 $115
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 53 51 $174
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 30 30 $130

In context: peer comparison

Among 13 peers in this city , average services per provider: 107. This provider delivers 7.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$121
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 1 $120.56

By nature of payment

Food and Beverage
$121

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
365
Patients
181
Total drug cost
$25,727
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 63 37 $1,306
Amlodipine Besylate Generic 40 27 $547
Lisinopril Generic 36 21 $344
Metformin Hcl Generic 35 20 $621
Basaglar Kwikpen U-100 (Insulin Glargine,hum.Rec.Anlog) Brand 20 0 $5,804
Levofloxacin Generic 20 20 $201
Farxiga (Dapagliflozin Propanediol) Brand 18 0 $14,773
Glipizide Generic 18 0 $158
Metoprolol Tartrate Generic 18 14 $96
Pantoprazole Sodium Generic 18 0 $734

Hospital affiliations

CMS Hospital Compare