Doctor profile · Federal record
Dr. Joshua Mammen, MD
Surgical Oncology Physician (CMS: Surgical Oncology) · Surgical Oncology Physician · Omaha, NE
- NPI 1326259623
- Accepts Medicare
- 27 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
986880 Nebraska Medical Center
Omaha, NE 681986880
(402) 559-7298
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- February 11, 2025
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 2086X0206X — NUCC code
- State licenses (2)
- Nebraska #33153 · Texas #M6740
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1326259623. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
150
Distinct HCPCS
6
Medicare allowed
$21,755
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 48 | 28 | $61 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 29 | 29 | $166 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 22 | 22 | $123 | |
11606 |
Removal of cancer skin growth of body, arms, or legs, more than 4.0 cm | 18 | 16 | $173 | |
38900 |
Imaging of lymph nodes during surgery | 18 | 18 | $122 | |
38525 |
Biopsy or removal of deep lymph nodes of underarm | 15 | 15 | $400 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 32. This provider delivers 4.7× the peer median.Open Payments
Industry payments received
All-time total
$182
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Aadi Bioscience, Inc. | 1 | $116.17 | |
| Iovance Biotherapeutics, Inc. | 1 | $65.93 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Joshua Mammen's medical specialty?
Dr. Joshua Mammen practices Surgical Oncology Physician in Omaha, NE.
Where does Dr. Joshua Mammen practice?
Dr. Joshua Mammen practices at 986880 Nebraska Medical Center, Omaha, NE 681986880. Office phone: 4025597298.
What is Dr. Joshua Mammen's NPI?
Dr. Joshua Mammen's National Provider Identifier (NPI) is 1326259623, issued by NPPES.
Does Dr. Joshua Mammen accept Medicare assignment?
Yes. Dr. Joshua Mammen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joshua Mammen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99205); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.