Internal Medicine · Marmora, NJ
NPI
1619065075
Since 2006
Specialty
Internal Medicine
Code 207R00000X
Group practices
2
Medicare group memberships
Hospitals
1
Hospital affiliations
4 W Roosevelt Blvd Ste 11
Marmora, NJ, 08223
Phone (609) 814-9550
Groups this clinician bills Medicare through
Medicare paid, 2024
$64K
1,307 services
Medicare patients, 2024
407
Average age 76
Drug cost, 2024
$501K
6,353 prescriptions
Company payments, 2025
$43.35
From 2 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Jennifer L Twardzik was code 99214 (office e&m - established), 515 times for 306 patients. In total Jennifer L Twardzik billed 1,307 services in 31 codes, and Medicare paid $64K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-03-05.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 515 | 306 | $49.66 | $26K |
| 99213 Office E&M - Established | Office | 316 | 216 | $47.12 | $15K |
| G0008 Administration of influenza virus vaccine | Office | 106 | 106 | $34.22 | $3,627 |
| 90662 Vaccine Product | Office | 99 | 99 | $81.82 | $8,100 |
| 93000 Electrocardiogram | Office | 90 | 88 | $9.22 | $830 |
| 99215 Office E&M - Established | Office | 21 | 20 | $53.61 | $1,126 |
| 90677 Vaccine Product | Office | 15 | 15 | $289.63 | $4,344 |
| 99496 Chronic, Principal, and Transitional Care Management | Office | 15 | 15 | $94.35 | $1,415 |
| 90471 Vaccine Administration | Office | 14 | 14 | $16.32 | $229 |
| G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | Office | 13 | 13 | $41.37 | $538 |
| G0009 Administration of pneumococcal vaccine | Office | 13 | 13 | $34.22 | $445 |
| 81002 Clinical Chemistry | Office | 13 | 13 | $3.41 | $44.33 |
By year: 2022 $75K for 1,598 services; 2023 $78K for 1,578 services; 2024 $64K for 1,307 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 81002 Clinical Chemistry | 13 | 13 | $3.41 | $44.33 |
Medicare prescription drug claims, 2024
In 2024, the drug Jennifer L Twardzik prescribed most often to Medicare patients was Atorvastatin Calcium, with 476 prescriptions and refills. In total Jennifer L Twardzik wrote 6,353 Medicare prescriptions that cost $501K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Atorvastatin Calcium Generic | 476 | 1,399 | 147 | $6,749 |
| Levothyroxine Sodium Generic | 392 | 1,157 | 109 | $4,386 |
| Amlodipine Besylate Generic | 328 | 954 | 102 | $2,238 |
| Rosuvastatin Calcium Generic | 310 | 924 | 104 | $4,544 |
| Losartan Potassium Generic | 216 | 644 | 66 | $2,430 |
| Omeprazole Generic | 215 | 585 | 69 | $2,303 |
| Metoprolol Succinate Generic | 148 | 436 | 49 | $2,671 |
| Lisinopril Generic | 145 | 427 | 45 | $1,356 |
| Pantoprazole Sodium Generic | 124 | 365 | 40 | $2,514 |
| Fluticasone Propionate Generic | 123 | 219 | 73 | $2,010 |
| Sertraline Hcl Generic | 115 | 340 | 34 | $1,518 |
| Gabapentin Generic | 108 | 202 | 31 | $1,669 |
| Carvedilol Generic | 96 | 260 | 33 | $775 |
| Tramadol Hcl Generic | 95 | 97 | 23 | $690 |
| Famotidine Generic | 86 | 246 | 28 | $1,576 |
Brand drugs: 505 claims; generic drugs: 5,822 claims; opioid claims: 105.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Jennifer L Twardzik $43.35 ($43.35 in general payments such as food, travel and fees) from 2 companies. The largest payer was Exact Sciences Corporation with $28.53.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.