Doctor profile · Federal record

Dr. Alison Sage, D.O.

Family Medicine Physician (CMS: Family Practice) · Oak Park, IL

  • NPI 1427495241
  • Accepts Medicare
  • MIPS 91.4 / 100 · 2023
  • 13 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
932 Lake St Ste 300
Oak Park, IL 603011204
(331) 221-1700
fax (331) 221-2730
Mailing address
2650 Ridge Ave
Evanston, IL 602011700

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
February 9, 2026
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Illinois #036139049

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427495241. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
375
Distinct HCPCS
8
Medicare allowed
$43,693
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 142 86 $133
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 78 78 $137
99213 Established patient office or other outpatient visit, 20-29 minutes 53 42 $95
G0008 Administration of influenza virus vaccine 26 25 $30
90662 Influenza vaccine split virus, preservative free 23 23 $72
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 21 21 $281
G0009 Administration of pneumococcal vaccine 21 21 $29
83036 Hemoglobin a1c level 11 11 $10

In context: peer comparison

Among 23 peers in this city , average services per provider: 74. This provider delivers 5.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,239
Patients
351
Total drug cost
$17,283
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 183 51 $2,008
Amlodipine Besylate Generic 171 42 $1,136
Losartan Potassium Generic 137 34 $2,077
Lisinopril Generic 81 28 $605
Potassium Chloride Generic 80 18 $2,230
Rosuvastatin Calcium Generic 75 25 $2,169
Hydrochlorothiazide Generic 74 24 $545
Levothyroxine Sodium Generic 74 22 $1,431
Metoprolol Succinate Generic 66 24 $1,563
Metformin Hcl Generic 57 17 $594

Frequently asked questions

Auto-generated from federal data
What is Dr. Alison Sage's medical specialty?
Dr. Alison Sage practices Family Medicine Physician in Oak Park, IL.
Where does Dr. Alison Sage practice?
Dr. Alison Sage practices at 932 Lake St Ste 300, Oak Park, IL 603011204. Office phone: 3312211700.
What is Dr. Alison Sage's NPI?
Dr. Alison Sage's National Provider Identifier (NPI) is 1427495241, issued by NPPES.
Does Dr. Alison Sage accept Medicare assignment?
Yes. Dr. Alison Sage accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alison Sage commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.