Doctor profile · Federal record

Dr. Claudia Tellez, MD

Hematology & Oncology Physician · Chicago, IL

  • NPI 1114916517
  • MIPS 91.3 / 100 · 2023
  • 21 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
980 N Michigan Avenue Suite 1086
Chicago, IL 60611
(312) 312-3650
fax (312) 312-3653

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
February 24, 2025
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Illinois #036085674
Medicaid
IL #036085674

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114916517. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
83,491
Distinct HCPCS
10
Medicare allowed
$1,459,275
HCPCS Description Services Patients Avg allowed
J1453 Injection, fosaprepitant, 1 mg 15,900 31 $0
J9267 Injection, paclitaxel, 1 mg 13,658 23 $0
J0897 Injection, denosumab, 1 mg 13,020 43 $23
J9358 Injection, fam-trastuzumab deruxtecan-nxki, 1 mg 12,288 11 $26
J0881 Injection, darbepoetin alfa, 1 microgram (non-esrd use) 7,860 17 $3
J9271 Injection, pembrolizumab, 1 mg 7,000 12 $54
Q5117 Injection, trastuzumab-anns, biosimilar, (kanjinti), 10 mg 4,385 20 $25
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,980 45 $0
J9395 Injection, fulvestrant, 25 mg 1,780 28 $10
J2469 Injection, palonosetron hcl, 25 mcg 1,360 41 $1

In context: peer comparison

Among 77 peers in this city , average services per provider: 870. This provider delivers 96× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$68
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 3 $68.45

By nature of payment

Food and Beverage
$68

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
910
Patients
290
Total drug cost
$625,218
Drug Type Claims Patients Total cost
Anastrozole Generic 482 158 $18,859
Letrozole Generic 87 36 $2,778
Xarelto (Rivaroxaban) Brand 62 19 $79,316
Eliquis (Apixaban) Brand 58 20 $64,607
Tamoxifen Citrate Generic 35 12 $1,485
Exemestane Generic 34 11 $10,322
Prochlorperazine Maleate Generic 32 20 $448
Gabapentin Generic 30 14 $402
Hydroxyurea Generic 23 0 $1,060
Verzenio (Abemaciclib) Brand 16 0 $232,201

Frequently asked questions

Auto-generated from federal data
What is Dr. Claudia Tellez's medical specialty?
Dr. Claudia Tellez practices Hematology & Oncology Physician in Chicago, IL.
Where does Dr. Claudia Tellez practice?
Dr. Claudia Tellez practices at 980 N Michigan Avenue Suite 1086, Chicago, IL 60611. Office phone: 3123123650.
What is Dr. Claudia Tellez's NPI?
Dr. Claudia Tellez's National Provider Identifier (NPI) is 1114916517, issued by NPPES.
What procedures does Dr. Claudia Tellez commonly perform?
Top Medicare-reported procedures in 2023: Injection, fosaprepitant, 1 mg (HCPCS J1453); Injection, paclitaxel, 1 mg (HCPCS J9267); Injection, denosumab, 1 mg (HCPCS J0897). Source: CMS Medicare Physician & Other Practitioners file.