Doctor profile · Federal record
Dr. Diane Fresca, M.D.
Endocrinology, Diabetes & Metabolism Physician (CMS: Internal Medicine) · Princeton, NJ
- NPI 1104084649
- Accepts Medicare
- 25 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
601 Ewing St, Suite C-8
Princeton, NJ 085402757
(609) 924-4433
fax (609) 924-4423
Credentials & registration
- NPI registered
- May 2008 — 18 yrs on file
- Profile last updated
- December 17, 2014
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- New Jersey #25MA07686400
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1104084649. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,488
Distinct HCPCS
7
Medicare allowed
$129,658
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0897 |
Injection, denosumab, 1 mg | 1,740 | 20 | $23 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 424 | 199 | $136 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 105 | 88 | $97 | |
95251 |
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 74 | 28 | $36 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 72 | 72 | $178 | |
76536 |
Ultrasound scan of head and neck soft tissue | 44 | 42 | $124 | |
96372 |
Injection of drug or substance under skin or into muscle | 29 | 20 | $15 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 223. This provider delivers 11× the peer median.Open Payments
Industry payments received
All-time total
$231
Transactions
11
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | 3 | $79.57 | |
| Dexcom, Inc. | 2 | $40.93 | |
| Abbott Laboratories | 2 | $39.30 | |
| Corcept Therapeutics | 1 | $19.97 | |
| CeQur Corporation | 1 | $18.00 | |
| Lilly USA, LLC | 1 | $16.67 | |
| Novo Nordisk Inc | 1 | $16.06 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,748
Patients
538
Total drug cost
$1,018,258
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 299 | 88 | $5,750 |
| Metformin Hcl | Generic | 169 | 51 | $1,906 |
| Atorvastatin Calcium | Generic | 150 | 43 | $2,193 |
| Synthroid (Levothyroxine Sodium) | Brand | 149 | 43 | $15,415 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 131 | 46 | $2,711 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 113 | 36 | $138,112 |
| Ozempic (Semaglutide) | Brand | 107 | 28 | $209,840 |
| Jardiance (Empagliflozin) | Brand | 99 | 28 | $130,975 |
| Trulicity (Dulaglutide) | Brand | 98 | 24 | $199,148 |
| Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) | Brand | 82 | 33 | $9,988 |
Hospital affiliations
Frequently asked questions
What is Dr. Diane Fresca's medical specialty?
Dr. Diane Fresca practices Endocrinology, Diabetes & Metabolism Physician in Princeton, NJ.
Where does Dr. Diane Fresca practice?
Dr. Diane Fresca practices at 601 Ewing St, Princeton, NJ 085402757. Office phone: 6099244433.
What is Dr. Diane Fresca's NPI?
Dr. Diane Fresca's National Provider Identifier (NPI) is 1104084649, issued by NPPES.
Does Dr. Diane Fresca accept Medicare assignment?
Yes. Dr. Diane Fresca accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diane Fresca commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.