Doctor profile · Federal record
Dr. Stuart Felzer, MD
Internal Medicine Physician (CMS: Family Practice) · Wilmington, DE
- NPI 1508804402
- Accepts Medicare
- 44 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1941 Limestone RD, Suite 218
Wilmington, DE 198085408
(302) 633-1442
fax (302) 633-4424 - Mailing address
-
1941 Limestone RD Ste 218
Wilmington, DE 198085400
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- October 8, 2024
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Delaware #C10003025
- Medicaid
- DE #0000221001
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508804402. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
986
Distinct HCPCS
10
Medicare allowed
$78,499
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 281 | 165 | $89 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 193 | 133 | $127 | |
G0008 |
Administration of influenza virus vaccine | 105 | 105 | $30 | |
90662 |
Influenza vaccine split virus, preservative free | 103 | 103 | $71 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 92 | 88 | $14 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 83 | 83 | $128 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 37 | 33 | $56 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 31 | 24 | $35 | |
80305 |
Testing for presence of drug, read by direct observation | 27 | 17 | $12 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 23 | 18 | $52 |
In context: peer comparison
Among 26 peers in Wilmington Internal Medicine Physician, average services per provider: 119. This provider delivers 8.3× the peer median.Open Payments
Industry payments received
All-time total
$745
Transactions
39
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 9 | $165.96 | |
| Lilly USA, LLC | 7 | $131.02 | |
| Sumitomo Pharma America, INC. | 4 | $96.77 | |
| Novo Nordisk INC | 4 | $81.17 | |
| GlaxoSmithKline, LLC. | 4 | $71.20 | |
| Tactile Systems Technology INC | 1 | $37.56 | |
| Abbvie INC. | 2 | $34.99 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 2 | $33.72 | |
| Astellas Pharma US INC | 2 | $30.07 | |
| Abbott Laboratories | 1 | $16.14 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $16.03 | |
| Bausch Health US, LLC | 1 | $15.20 | |
| Amgen INC. | 1 | $14.96 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,867
Patients
716
Total drug cost
$55,708
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 366 | 94 | $5,450 |
| Amlodipine Besylate | Generic | 329 | 81 | $3,069 |
| Atorvastatin Calcium | Generic | 318 | 81 | $5,597 |
| Metoprolol Succinate | Generic | 287 | 72 | $7,141 |
| Losartan Potassium | Generic | 261 | 66 | $4,138 |
| Rosuvastatin Calcium | Generic | 208 | 54 | $5,160 |
| Tamsulosin Hcl | Generic | 160 | 41 | $5,315 |
| Alprazolam | Generic | 154 | 35 | $1,266 |
| Synthroid (Levothyroxine Sodium) | Brand | 128 | 29 | $8,638 |
| Pravastatin Sodium | Generic | 121 | 37 | $2,351 |
Hospital affiliations
Frequently asked questions
What is Dr. Stuart Felzer's medical specialty?
Dr. Stuart Felzer practices Internal Medicine Physician in Wilmington, DE.
Where does Dr. Stuart Felzer practice?
Dr. Stuart Felzer practices at 1941 Limestone RD, Wilmington, DE 198085408. Office phone: 3026331442.
What is Dr. Stuart Felzer's NPI?
Dr. Stuart Felzer's National Provider Identifier (NPI) is 1508804402, issued by NPPES.
Does Dr. Stuart Felzer accept Medicare assignment?
Yes. Dr. Stuart Felzer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stuart Felzer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.