Doctor profile · Federal record
Dr. Andrew Himelstein, MD
Hematology & Oncology Physician · Hospice and Palliative Medicine (Family Medicine) Physician · Newark, DE
- NPI 1841269966
- MIPS 89.0 / 100 · 2023
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4701 Ogletown Stanton RD, Suite 3400
Newark, DE 19713
(302) 366-1200
fax (302) 366-1700
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- February 28, 2020
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Delaware #CI0003651
- Medicaid
- DE #0000323201
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1841269966. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
28,044
Distinct HCPCS
10
Medicare allowed
$1,396,217
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J9271 |
Injection, pembrolizumab, 1 mg | 12,000 | 15 | $54 | |
J9144 |
Injection, daratumumab, 10 mg and hyaluronidase-fihj | 9,360 | 11 | $48 | |
J0897 |
Injection, denosumab, 1 mg | 4,200 | 11 | $23 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 780 | 312 | $129 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 614 | 27 | $0 | |
J9217 |
Leuprolide acetate (for depot suspension), 7.5 mg | 156 | 18 | $173 | |
96413 |
Administration of chemotherapy into vein, 1 hour or less | 138 | 58 | $133 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 115 | 106 | $91 | |
96372 |
Injection of drug or substance under skin or into muscle | 109 | 31 | $14 | |
96402 |
Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle | 81 | 23 | $34 |
In context: peer comparison
Among 10 peers in this city , average services per provider: 2,665. This provider delivers 11× the peer median.Open Payments
Industry payments received
All-time total
$41
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 1 | $22.51 | |
| PFIZER INC. | 1 | $18.14 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
663
Patients
169
Total drug cost
$1,584,569
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 127 | 37 | $3,650 |
| Eliquis (Apixaban) | Brand | 85 | 20 | $78,511 |
| Xarelto (Rivaroxaban) | Brand | 65 | 19 | $83,800 |
| Xtandi (Enzalutamide) | Brand | 54 | 0 | $661,191 |
| Levothyroxine Sodium | Generic | 48 | 15 | $610 |
| Hydroxyurea | Generic | 38 | 12 | $1,567 |
| Warfarin Sodium | Generic | 33 | 0 | $605 |
| Acyclovir | Generic | 32 | 14 | $971 |
| Potassium Chloride | Generic | 30 | 16 | $443 |
| Prednisone | Generic | 27 | 12 | $267 |
Frequently asked questions
What is Dr. Andrew Himelstein's medical specialty?
Dr. Andrew Himelstein practices Hematology & Oncology Physician in Newark, DE.
Where does Dr. Andrew Himelstein practice?
Dr. Andrew Himelstein practices at 4701 Ogletown Stanton RD, Newark, DE 19713. Office phone: 3023661200.
What is Dr. Andrew Himelstein's NPI?
Dr. Andrew Himelstein's National Provider Identifier (NPI) is 1841269966, issued by NPPES.
What procedures does Dr. Andrew Himelstein commonly perform?
Top Medicare-reported procedures in 2023: Injection, pembrolizumab, 1 mg (HCPCS J9271); Injection, daratumumab, 10 mg and hyaluronidase-fihj (HCPCS J9144); Injection, denosumab, 1 mg (HCPCS J0897). Source: CMS Medicare Physician & Other Practitioners file.