Doctor profile · Federal record
Dr. Margaret Block, M.D.
Hematology & Oncology Physician (CMS: Medical Oncology) · Omaha, NE
- NPI 1184604118
- Accepts Medicare
- MIPS 79.9 / 100 · 2023
- 50 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
7500 Mercy RD, Suite 1300
Omaha, NE 681242319
(402) 393-3110
fax (402) 393-4499
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- July 19, 2012
- Year of graduation
- 1976 — 50 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Nebraska #18002
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1184604118. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
117,405
Distinct HCPCS
10
Medicare allowed
$2,134,489
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J1439 |
Injection, ferric carboxymaltose, 1 mg | 30,000 | 26 | $1 | |
J0881 |
Injection, darbepoetin alfa, 1 microgram (non-esrd use) | 19,310 | 19 | $3 | |
J9271 |
Injection, pembrolizumab, 1 mg | 16,803 | 20 | $54 | |
J1453 |
Injection, fosaprepitant, 1 mg | 13,650 | 34 | $0 | |
J9144 |
Injection, daratumumab, 10 mg and hyaluronidase-fihj | 7,740 | 20 | $48 | |
J0897 |
Injection, denosumab, 1 mg | 5,340 | 34 | $23 | |
J1449 |
Injection, eflapegrastim-xnst, 0.1 mg | 3,432 | 11 | $34 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 2,476 | 74 | $0 | |
J1569 |
Injection, immune globulin, (gammagard liquid), non-lyophilized, (e.g., liquid), 500 mg | 2,400 | 19 | $45 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 1,957 | 782 | $8 |
In context: peer comparison
Among 16 peers in Omaha Hematology & Oncology Physician, average services per provider: 2,091. This provider delivers 56× the peer median.Open Payments
Industry payments received
All-time total
$353
Transactions
12
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Aimmune Therapeutics, INC. | 2 | $189.11 | |
| Pfizer INC. | 5 | $64.76 | |
| Abbvie INC. | 2 | $36.74 | |
| Genentech, INC. | 1 | $34.69 | |
| E.R. Squibb & Sons, L.L.C. | 2 | $28.01 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,455
Patients
396
Total drug cost
$669,409
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Letrozole | Generic | 721 | 188 | $17,958 |
| Potassium Chloride | Generic | 121 | 39 | $2,803 |
| Alendronate Sodium | Generic | 104 | 26 | $1,144 |
| Tamoxifen Citrate | Generic | 90 | 20 | $2,333 |
| Gabapentin | Generic | 68 | 13 | $951 |
| Ondansetron Hcl | Generic | 51 | 33 | $344 |
| Exemestane | Generic | 48 | 17 | $14,310 |
| Prochlorperazine Maleate | Generic | 40 | 26 | $379 |
| Verzenio (Abemaciclib) | Brand | 38 | 0 | $599,829 |
| Olanzapine | Generic | 34 | 11 | $86 |
Hospital affiliations
Frequently asked questions
What is Dr. Margaret Block's medical specialty?
Dr. Margaret Block practices Hematology & Oncology Physician in Omaha, NE.
Where does Dr. Margaret Block practice?
Dr. Margaret Block practices at 7500 Mercy RD, Omaha, NE 681242319. Office phone: 4023933110.
What is Dr. Margaret Block's NPI?
Dr. Margaret Block's National Provider Identifier (NPI) is 1184604118, issued by NPPES.
Does Dr. Margaret Block accept Medicare assignment?
Yes. Dr. Margaret Block accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Block commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Injection, darbepoetin alfa, 1 microgram (non-esrd use) (HCPCS J0881); Injection, pembrolizumab, 1 mg (HCPCS J9271). Source: CMS Medicare Physician & Other Practitioners file.