Doctor profile · Federal record
Dr. Jens Hillengass, MD
Medical Oncology Physician (CMS: Medical Oncology) · Hematology (Internal Medicine) Physician · Buffalo, NY
- NPI 1447748058
- Accepts Medicare
- 24 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Elm and Carlton Streets
Buffalo, NY 142630001
(716) 845-2300
fax (716) 845-2293 - Mailing address
-
2917 Main St Unit 214
Buffalo, NY 142141772
Credentials & registration
- NPI registered
- April 2018 — 8 yrs on file
- Profile last updated
- August 12, 2019
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207RX0202X — NUCC code
- State license (1)
- New York #293671
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1447748058. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
296
Distinct HCPCS
5
Medicare allowed
$28,508
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 196 | 106 | $93 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 31 | 31 | $128 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 29 | 28 | $63 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 24 | 18 | $137 | |
38222 |
Biopsy and aspiration of bone marrow sample for diagnosis | 16 | 15 | $72 |
In context: peer comparison
Among 11 peers in Buffalo Medical Oncology Physician, average services per provider: 51. This provider delivers 5.8× the peer median.Open Payments
Industry payments received
All-time total
$10,695
Transactions
18
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Regeneron Pharmaceuticals, INC. | 10 | $8,925.27 | |
| Janssen Research & Development, LLC | 1 | $1,080.00 | |
| AstraZeneca Pharmaceuticals Lp | 3 | $431.33 | |
| Taiho Oncology, INC. | 4 | $258.77 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
44
Patients
0
Total drug cost
$791
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Acyclovir | Generic | 30 | 0 | $524 |
| Levofloxacin | Generic | 14 | 0 | $267 |
Frequently asked questions
What is Dr. Jens Hillengass's medical specialty?
Dr. Jens Hillengass practices Medical Oncology Physician in Buffalo, NY.
Where does Dr. Jens Hillengass practice?
Dr. Jens Hillengass practices at Elm and Carlton Streets, Buffalo, NY 142630001. Office phone: 7168452300.
What is Dr. Jens Hillengass's NPI?
Dr. Jens Hillengass's National Provider Identifier (NPI) is 1447748058, issued by NPPES.
Does Dr. Jens Hillengass accept Medicare assignment?
Yes. Dr. Jens Hillengass accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jens Hillengass commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.