Doctor profile · Federal record
Dr. Jason Damsker, M.D.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Horsham, PA
- NPI 1427068683
- Accepts Medicare
- MIPS 95.9 / 100 · 2023
- 29 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
201 Gibraltar RD Ste 120
Horsham, PA 190442331
(215) 706-2034
fax (215) 706-4176 - Additional location
-
1648 Huntingdon Pike Ste 1000
Meadowbrook, PA 190468001
(215) 947-5460
fax (215) 947-1378 - Additional location
-
3401 N Broad St
Philadelphia, PA 191405103
(215) 707-4000 - Mailing address
-
3509 N Broad St Ste 175
Philadelphia, PA 191404105
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- February 9, 2026
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Pennsylvania #MD069729L
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427068683. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
123,124
Distinct HCPCS
10
Medicare allowed
$1,682,230
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0881 |
Injection, darbepoetin alfa, 1 microgram (non-esrd use) | 75,800 | 65 | $3 | |
J9144 |
Injection, daratumumab, 10 mg and hyaluronidase-fihj | 16,920 | 14 | $48 | |
J1439 |
Injection, ferric carboxymaltose, 1 mg | 12,000 | 12 | $1 | |
J0897 |
Injection, denosumab, 1 mg | 4,380 | 18 | $23 | |
J1930 |
Injection, lanreotide, 1 mg | 3,120 | 11 | $54 | |
J1437 |
Injection, ferric derisomaltose, 10 mg | 2,600 | 25 | $20 | |
J1568 |
Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mg | 1,750 | 15 | $42 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 1,702 | 21 | $0 | |
J2469 |
Injection, palonosetron hcl, 25 mcg | 1,040 | 15 | $1 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 1,019 | 359 | $8 |
In context: peer comparison
Among 1 peers in Horsham Hematology & Oncology Physician, average services per provider: 3,847. This provider delivers 32× the peer median.Open Payments
Industry payments received
All-time total
$5,685
Transactions
44
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., INC. | 1 | $1,837.50 | |
| Genzyme Corporation | 1 | $1,648.00 | |
| Daiichi Sankyo INC. | 4 | $977.32 | |
| Novartis Pharmaceuticals Corporation | 7 | $173.10 | |
| Janssen Biotech, INC. | 6 | $152.96 | |
| Pfizer INC. | 6 | $117.90 | |
| Regeneron Healthcare Solutions, INC. | 2 | $98.96 | |
| Genentech USA, INC. | 3 | $71.88 | |
| GlaxoSmithKline, LLC. | 3 | $59.98 | |
| Array Biopharma INC | 2 | $55.21 | |
| Genmab U.S., INC. | 2 | $53.79 | |
| Progenics Pharmaceuticals, INC. | 2 | $52.45 | |
| Mirati Therapeutics, INC. | 2 | $44.77 | |
| E.R. Squibb & Sons, L.L.C. | 2 | $41.49 | |
| Merck Sharp & Dohme LLC | 1 | $27.97 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,072
Patients
193
Total drug cost
$662,371
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 292 | 50 | $207,685 |
| Xarelto (Rivaroxaban) | Brand | 100 | 19 | $80,732 |
| Acyclovir | Generic | 99 | 14 | $634 |
| Oxycodone Hcl | Generic | 99 | 14 | $3,510 |
| Anastrozole | Generic | 86 | 22 | $2,190 |
| Ondansetron Hcl | Generic | 65 | 23 | $421 |
| Hydroxyurea | Generic | 55 | 14 | $2,293 |
| Dexamethasone | Generic | 53 | 26 | $1,636 |
| Gabapentin | Generic | 46 | 0 | $443 |
| Allopurinol | Generic | 43 | 11 | $325 |
Hospital affiliations
Frequently asked questions
What is Dr. Jason Damsker's medical specialty?
Dr. Jason Damsker practices Hematology & Oncology Physician in Horsham, PA.
Where does Dr. Jason Damsker practice?
Dr. Jason Damsker practices at 201 Gibraltar RD Ste 120, Horsham, PA 190442331. Office phone: 2157062034.
What is Dr. Jason Damsker's NPI?
Dr. Jason Damsker's National Provider Identifier (NPI) is 1427068683, issued by NPPES.
Does Dr. Jason Damsker accept Medicare assignment?
Yes. Dr. Jason Damsker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jason Damsker commonly perform?
Top Medicare-reported procedures in 2023: Injection, darbepoetin alfa, 1 microgram (non-esrd use) (HCPCS J0881); Injection, daratumumab, 10 mg and hyaluronidase-fihj (HCPCS J9144); Injection, ferric carboxymaltose, 1 mg (HCPCS J1439). Source: CMS Medicare Physician & Other Practitioners file.