Doctor profile · Federal record
Dr. John Dalena, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Specialist · Florham Park, NJ
- NPI 1215944582
- Accepts Medicare
- 41 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
140 Park Ave
Florham Park, NJ 079321049
(973) 401-0500
fax (973) 401-9306 - Mailing address
-
65 Ridgedale Ave
Cedar Knolls, NJ 079271313
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- April 24, 2018
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- New Jersey #25MA04903700 · New Jersey #MA049037
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1215944582. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,272
Distinct HCPCS
10
Medicare allowed
$280,829
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 489 | 397 | $101 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 269 | 268 | $274 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 248 | 217 | $143 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 239 | 237 | $111 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 108 | 104 | $64 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 107 | 107 | $199 | |
36415 |
Insertion of needle into vein for collection of blood sample | 100 | 87 | $8 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 88 | 88 | $180 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 79 | 79 | $198 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 75 | 75 | $201 |
In context: peer comparison
Among 2 peers in Florham Park Gastroenterology Physician, average services per provider: 89. This provider delivers 26× the peer median.Open Payments
Industry payments received
All-time total
$1,392
Transactions
83
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 20 | $298.94 | |
| Lilly USA, LLC | 10 | $183.93 | |
| Janssen Biotech, INC. | 10 | $170.81 | |
| Celgene Corporation | 10 | $131.66 | |
| Braintree Laboratories, INC. | 6 | $126.24 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 7 | $112.06 | |
| Qol Medical, LLC | 4 | $95.51 | |
| Pfizer INC. | 5 | $89.68 | |
| Intercept Pharmaceuticals, INC. | 4 | $66.40 | |
| Takeda Pharmaceuticals U.S.A., INC. | 3 | $50.96 | |
| Phathom Pharmaceuticals, INC. | 2 | $31.37 | |
| Regeneron Healthcare Solutions, INC. | 1 | $17.79 | |
| Celltrion USA INC. | 1 | $16.33 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,333
Patients
705
Total drug cost
$327,764
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 425 | 419 | $33,971 |
| Pantoprazole Sodium | Generic | 230 | 73 | $4,737 |
| Omeprazole | Generic | 174 | 55 | $2,644 |
| Esomeprazole Magnesium | Generic | 75 | 26 | $3,979 |
| Famotidine | Generic | 58 | 25 | $1,126 |
| Mesalamine | Generic | 54 | 18 | $73,501 |
| Ursodiol | Generic | 46 | 0 | $11,213 |
| Hydrocortisone | Generic | 45 | 0 | $3,623 |
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 40 | 40 | $6,576 |
| Creon (Lipase/Protease/Amylase) | Brand | 37 | 0 | $100,634 |
Frequently asked questions
What is Dr. John Dalena's medical specialty?
Dr. John Dalena practices Gastroenterology Physician in Florham Park, NJ.
Where does Dr. John Dalena practice?
Dr. John Dalena practices at 140 Park Ave, Florham Park, NJ 079321049. Office phone: 9734010500.
What is Dr. John Dalena's NPI?
Dr. John Dalena's National Provider Identifier (NPI) is 1215944582, issued by NPPES.
Does Dr. John Dalena accept Medicare assignment?
Yes. Dr. John Dalena accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Dalena commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.