Doctor profile · Federal record
Dr. Ann Wierman, MD, FACP
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology & Oncology Physician · Hematology & Oncology Physician · Hematology & Oncology Physician · Las Vegas, NV
- NPI 1447270087
- Accepts Medicare
- MIPS 17.9 / 100 · 2023
- 37 yrs in practice
- Licensed in 4 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3150 N Tenaya Way, Ste 200
Las Vegas, NV 891280444
(702) 822-2000
fax (702) 938-2237
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- October 30, 2024
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State licenses (4)
- Nevada #7788 · Texas #H9280 · Arizona #25112 · Colorado #32878
- Medicaid
- NV #002019840
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1447270087. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
101,521
Distinct HCPCS
10
Medicare allowed
$807,089
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J1439 |
Injection, ferric carboxymaltose, 1 mg | 60,000 | 39 | $1 | |
Q0138 |
Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) | 15,300 | 13 | $0 | |
J2405 |
Injection, ondansetron hydrochloride, per 1 mg | 7,983 | 49 | $0 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 4,277 | 49 | $0 | |
Q5106 |
Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units | 2,845 | 30 | $8 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 1,767 | 242 | $118 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,273 | 451 | $127 | |
96366 |
Infusion into a vein for therapy, prevention, or diagnosis, each additional hour | 761 | 104 | $20 | |
J3475 |
Injection, magnesium sulfate, per 500 mg | 733 | 12 | $1 | |
J7030 |
Infusion, normal saline solution , 1000 cc | 726 | 82 | $3 |
In context: peer comparison
Among 14 peers in Las Vegas Hematology & Oncology Physician, average services per provider: 2,513. This provider delivers 40× the peer median.Open Payments
Industry payments received
All-time total
$7,995
Transactions
205
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 25 | $910.79 | |
| Pfizer INC. | 30 | $752.40 | |
| Sobi, INC | 21 | $721.05 | |
| Novartis Pharmaceuticals Corporation | 22 | $488.20 | |
| Exelixis INC. | 12 | $458.39 | |
| Daiichi Sankyo INC. | 29 | $446.01 | |
| Merck Sharp & Dohme LLC | 14 | $310.26 | |
| Janssen Biotech, INC. | 9 | $268.78 | |
| Alexion Pharmaceuticals, INC. | 6 | $229.94 | |
| Astellas Pharma US INC | 8 | $226.55 | |
| GlaxoSmithKline, LLC. | 7 | $218.77 | |
| Lilly USA, LLC | 8 | $211.97 | |
| Regeneron Healthcare Solutions, INC. | 5 | $208.01 | |
| Incyte Corporation | 6 | $168.36 | |
| Sumitomo Pharma America, INC. | 3 | $167.48 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
976
Patients
370
Total drug cost
$901,686
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 150 | 37 | $126,882 |
| Omeprazole | Generic | 102 | 50 | $1,186 |
| Xarelto (Rivaroxaban) | Brand | 96 | 29 | $93,448 |
| Ondansetron Hcl | Generic | 62 | 40 | $282 |
| Prednisone | Generic | 62 | 38 | $243 |
| Acyclovir | Generic | 61 | 18 | $853 |
| Procrit (Epoetin Alfa) | Brand | 59 | 25 | $98,261 |
| Letrozole | Generic | 57 | 23 | $1,250 |
| Levothyroxine Sodium | Generic | 54 | 20 | $525 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 50 | 14 | $379 |
Hospital affiliations
Frequently asked questions
What is Dr. Ann Wierman's medical specialty?
Dr. Ann Wierman practices Hematology & Oncology Physician in Las Vegas, NV.
Where does Dr. Ann Wierman practice?
Dr. Ann Wierman practices at 3150 N Tenaya Way, Las Vegas, NV 891280444. Office phone: 7028222000.
What is Dr. Ann Wierman's NPI?
Dr. Ann Wierman's National Provider Identifier (NPI) is 1447270087, issued by NPPES.
Does Dr. Ann Wierman accept Medicare assignment?
Yes. Dr. Ann Wierman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ann Wierman commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) (HCPCS Q0138); Injection, ondansetron hydrochloride, per 1 mg (HCPCS J2405). Source: CMS Medicare Physician & Other Practitioners file.