Doctor profile · Federal record
Dr. Sarah Peterson, M.D.
Allergy & Immunology (Internal Medicine) Physician (CMS: Allergy/Immunology) · Internal Medicine Physician · Buffalo Grove, IL
- NPI 1114174828
- Accepts Medicare
- MIPS 89.7 / 100 · 2023
- 19 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
15 S McHenry RD
Buffalo Grove, IL 600896705
(847) 618-0326
fax (847) 618-0762
Credentials & registration
- NPI registered
- August 2008 — 18 yrs on file
- Profile last updated
- October 5, 2021
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207RA0201X — NUCC code
- State licenses (2)
- Illinois #036125565 · Illinois #036.125565
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1114174828. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,875
Distinct HCPCS
7
Medicare allowed
$55,922
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95004 |
Test for allergy using allergenic extract | 1,483 | 49 | $4 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 189 | 124 | $135 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 87 | 78 | $95 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 56 | 56 | $176 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 38 | 38 | $119 | |
90662 |
Influenza vaccine split virus, preservative free | 11 | 11 | $72 | |
G0008 |
Administration of influenza virus vaccine | 11 | 11 | $32 |
In context: peer comparison
Among 1 peers in Buffalo Grove Allergy & Immunology (Internal Medicine) Physician, average services per provider: 267. This provider delivers 7.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,008
Patients
371
Total drug cost
$293,638
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Montelukast Sodium | Generic | 193 | 56 | $3,629 |
| Fluticasone Propionate | Generic | 128 | 52 | $4,367 |
| Ipratropium Bromide | Generic | 98 | 42 | $4,691 |
| Azelastine Hcl | Generic | 90 | 46 | $7,380 |
| Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) | Brand | 73 | 17 | $16,545 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 64 | 39 | $1,976 |
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 64 | 12 | $51,558 |
| Prednisone | Generic | 48 | 29 | $199 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 48 | 12 | $26,623 |
| Omeprazole | Generic | 47 | 20 | $886 |
Hospital affiliations
Frequently asked questions
What is Dr. Sarah Peterson's medical specialty?
Dr. Sarah Peterson practices Allergy & Immunology (Internal Medicine) Physician in Buffalo Grove, IL.
Where does Dr. Sarah Peterson practice?
Dr. Sarah Peterson practices at 15 S McHenry RD, Buffalo Grove, IL 600896705. Office phone: 8476180326.
What is Dr. Sarah Peterson's NPI?
Dr. Sarah Peterson's National Provider Identifier (NPI) is 1114174828, issued by NPPES.
Does Dr. Sarah Peterson accept Medicare assignment?
Yes. Dr. Sarah Peterson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sarah Peterson commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.