Doctor profile · Federal record
Dr. Sigrun Hallmeyer, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Park Ridge, IL
- NPI 1164481412
- Accepts Medicare
- 28 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1700 Luther Ln # 2200
Park Ridge, IL 600681270
(847) 268-8200
fax (847) 318-2905 - Mailing address
-
29373 Network Pl
Chicago, IL 606731293
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- August 13, 2025
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Illinois #036106308
- Medicaid
- IL #036106308
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1164481412. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
832
Distinct HCPCS
8
Medicare allowed
$84,802
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 397 | 194 | $100 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 149 | 121 | $69 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 105 | 61 | $148 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 61 | 35 | $121 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 49 | 30 | $81 | |
36415 |
Insertion of needle into vein for collection of blood sample | 28 | 20 | $7 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 22 | 21 | $168 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 21 | 21 | $191 |
In context: peer comparison
Among 10 peers in this city , average services per provider: 121. This provider delivers 6.9× the peer median.Open Payments
Industry payments received
All-time total
$9,989
Transactions
12
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 8 | $7,209.98 | |
| Novartis Pharmaceuticals Corporation | 1 | $1,575.00 | |
| Daiichi Sankyo Inc. | 1 | $1,137.50 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $56.65 | |
| PFIZER INC. | 1 | $9.49 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
752
Patients
142
Total drug cost
$390,868
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 367 | 98 | $10,031 |
| Letrozole | Generic | 102 | 31 | $2,412 |
| Tamoxifen Citrate | Generic | 49 | 13 | $2,362 |
| Alendronate Sodium | Generic | 38 | 0 | $371 |
| Levothyroxine Sodium | Generic | 31 | 0 | $487 |
| Eliquis (Apixaban) | Brand | 25 | 0 | $23,435 |
| Verzenio (Abemaciclib) | Brand | 22 | 0 | $344,022 |
| Ondansetron Odt (Ondansetron) | Brand | 17 | 0 | $595 |
| Prednisone | Generic | 17 | 0 | $218 |
| Lorazepam | Generic | 16 | 0 | $54 |
Hospital affiliations
Frequently asked questions
What is Dr. Sigrun Hallmeyer's medical specialty?
Dr. Sigrun Hallmeyer practices Hematology & Oncology Physician in Park Ridge, IL.
Where does Dr. Sigrun Hallmeyer practice?
Dr. Sigrun Hallmeyer practices at 1700 Luther Ln # 2200, Park Ridge, IL 600681270. Office phone: 8472688200.
What is Dr. Sigrun Hallmeyer's NPI?
Dr. Sigrun Hallmeyer's National Provider Identifier (NPI) is 1164481412, issued by NPPES.
Does Dr. Sigrun Hallmeyer accept Medicare assignment?
Yes. Dr. Sigrun Hallmeyer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sigrun Hallmeyer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.