Doctor profile · Federal record
Dr. David Ahn, MD
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Newport Beach, CA
- NPI 1184949570
- Accepts Medicare
- MIPS 97.3 / 100 · 2023
- 16 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
520 Superior Ave Ste 150
Newport Beach, CA 926633642
(949) 764-7366
fax (949) 642-7703 - Mailing address
-
1771 la Loma Dr
Santa Ana, CA 927053056
Credentials & registration
- NPI registered
- March 2010 — 16 yrs on file
- Profile last updated
- September 25, 2018
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- California #A117662
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1184949570. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,173
Distinct HCPCS
5
Medicare allowed
$146,095
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 676 | 304 | $139 | |
95251 |
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 282 | 129 | $36 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 135 | 135 | $180 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 52 | 52 | $237 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 28 | 24 | $194 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 334. This provider delivers 3.5× the peer median.Open Payments
Industry payments received
All-time total
$142,300
Transactions
234
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 87 | $73,599.88 | |
| Eli Lilly and Company | 30 | $17,714.94 | |
| Abbott Laboratories | 26 | $17,685.48 | |
| Ascensia Diabetes Care Us Inc. | 23 | $13,133.01 | |
| Novo Nordisk Inc | 12 | $8,490.17 | |
| Insulet Corporation | 8 | $4,154.66 | |
| Xeris Pharmaceuticals, Inc. | 8 | $2,311.93 | |
| Senseonics, Incorporated | 4 | $1,950.00 | |
| Mannkind Corporation | 6 | $1,846.13 | |
| Dexcom, Inc. | 14 | $999.95 | |
| Medtronic, Inc. | 14 | $279.92 | |
| Tandem Diabetes Care, Inc. | 1 | $116.00 | |
| SANOFI-AVENTIS U.S. LLC | 1 | $17.47 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,195
Patients
391
Total drug cost
$1,030,347
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ozempic (Semaglutide) | Brand | 268 | 68 | $458,783 |
| Metformin Hcl | Generic | 120 | 49 | $1,456 |
| Levothyroxine Sodium | Generic | 101 | 39 | $3,026 |
| Jardiance (Empagliflozin) | Brand | 80 | 26 | $110,833 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 70 | 35 | $1,182 |
| Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) | Brand | 69 | 38 | $6,821 |
| Rybelsus (Semaglutide) | Brand | 69 | 14 | $101,622 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 67 | 24 | $87,892 |
| Mounjaro (Tirzepatide) | Brand | 63 | 18 | $89,586 |
| Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) | Brand | 52 | 17 | $33,428 |
Hospital affiliations
Frequently asked questions
What is Dr. David Ahn's medical specialty?
Dr. David Ahn practices Endocrinology, Diabetes & Metabolism Physician in Newport Beach, CA.
Where does Dr. David Ahn practice?
Dr. David Ahn practices at 520 Superior Ave Ste 150, Newport Beach, CA 926633642. Office phone: 9497647366.
What is Dr. David Ahn's NPI?
Dr. David Ahn's National Provider Identifier (NPI) is 1184949570, issued by NPPES.
Does Dr. David Ahn accept Medicare assignment?
Yes. Dr. David Ahn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Ahn commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.