Doctor profile · Federal record

Dr. Rebecca Anastos-Wallen, MD

Internal Medicine Physician (CMS: Internal Medicine) · Chicago, IL

  • NPI 1720576820
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
30 W Monroe St Ste 1200
Chicago, IL 606032420
(312) 733-9730
fax (773) 866-8014
Additional location
3400 Civic Center Blvd Fl 6
Philadelphia, PA 191045162
(919) 974-8972
Mailing address
2317 South St
Philadelphia, PA 191461121

Credentials & registration

NPPES · NUCC
NPI registered
April 2018 — 8 yrs on file
Profile last updated
November 4, 2021
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Pennsylvania #MD473831

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720576820. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
25
Distinct HCPCS
1
Medicare allowed
$1,479
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 25 13 $59

In context: peer comparison

Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 0.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,900
Patients
394
Total drug cost
$238,143
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 362 72 $4,050
Amlodipine Besylate Generic 236 56 $1,392
Losartan Potassium Generic 132 27 $1,279
Omeprazole Generic 127 27 $1,246
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 124 38 $4,894
Lisinopril Generic 109 24 $639
Metformin Hcl Generic 104 16 $509
Furosemide Generic 101 20 $487
Jardiance (Empagliflozin) Brand 97 15 $69,727
Metoprolol Succinate Generic 95 18 $1,444

Frequently asked questions

Auto-generated from federal data
What is Dr. Rebecca Anastos-Wallen's medical specialty?
Dr. Rebecca Anastos-Wallen practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Rebecca Anastos-Wallen practice?
Dr. Rebecca Anastos-Wallen practices at 30 W Monroe St Ste 1200, Chicago, IL 606032420. Office phone: 3127339730.
What is Dr. Rebecca Anastos-Wallen's NPI?
Dr. Rebecca Anastos-Wallen's National Provider Identifier (NPI) is 1720576820, issued by NPPES.
Does Dr. Rebecca Anastos-Wallen accept Medicare assignment?
Yes. Dr. Rebecca Anastos-Wallen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rebecca Anastos-Wallen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.