Doctor profile · Federal record

Dr. Barbara Buttin, M.D.

Gynecologic Oncology Physician (CMS: Gynecological Oncology) · Zion, IL

  • NPI 1700876307
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Cancer Treatment Centers of America, 2520 Elisha Avenue
Zion, IL 60099
(800) 322-9183
fax (630) 933-4959
Mailing address
Cancer Treatment Centers of America, 2361 Paysphere Circle
Chicago, IL 60674

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
October 13, 2021
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207VX0201X — NUCC code
State license (1)
Illinois #036114077
Medicaid
IL #036114077

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700876307. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
289
Distinct HCPCS
3
Medicare allowed
$34,370
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 194 99 $101
99215 Established patient office or other outpatient visit, 40-54 minutes 74 48 $148
99205 New patient office or other outpatient visit, 60-74 minutes 21 21 $188

In context: peer comparison

Among 1 peers in Zion Gynecologic Oncology Physician, average services per provider: 96. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$347
Transactions
17
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 3 $70.36
Merck Sharp & Dohme LLC 3 $60.05
Eisai INC. 3 $58.80
GlaxoSmithKline, LLC. 3 $51.07
AstraZeneca Pharmaceuticals Lp 1 $26.65
Myriad Genetic Laboratories, INC. 1 $25.45
Daiichi Sankyo INC. 1 $23.41
Abbvie INC. 1 $17.63
Pfizer INC. 1 $13.47

By nature of payment

Food and Beverage
$347

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
85
Patients
16
Total drug cost
$1,148
Drug Type Claims Patients Total cost
Dexamethasone Generic 40 16 $554
Letrozole Generic 18 0 $350
Famotidine Generic 16 0 $172
Methylprednisolone Generic 11 0 $72

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Barbara Buttin's medical specialty?
Dr. Barbara Buttin practices Gynecologic Oncology Physician in Zion, IL.
Where does Dr. Barbara Buttin practice?
Dr. Barbara Buttin practices at Cancer Treatment Centers of America, Zion, IL 60099. Office phone: 8003229183.
What is Dr. Barbara Buttin's NPI?
Dr. Barbara Buttin's National Provider Identifier (NPI) is 1700876307, issued by NPPES.
Does Dr. Barbara Buttin accept Medicare assignment?
Yes. Dr. Barbara Buttin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Barbara Buttin 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 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.