Doctor profile · Federal record
Dr. Rachel O'Mara, MD
Internal Medicine Physician (CMS: Internal Medicine) · Chicago, IL
- NPI 1891701702
- Accepts Medicare
- 27 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
676 N Saint Clair St, Suite 1740
Chicago, IL 606112927
(312) 926-0444
fax (312) 926-2797
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- February 12, 2026
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036-113766
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891701702. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
343
Distinct HCPCS
8
Medicare allowed
$37,142
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 61 | 47 | $134 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 51 | 28 | $187 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 49 | 49 | $134 | |
G0008 |
Administration of influenza virus vaccine | 45 | 45 | $32 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 44 | 44 | $76 | |
90480 |
Admn sarscov2 vacc 1 dose | 39 | 39 | $43 | |
91320 |
Sarscv2 vac 30mcg trs-suc im | 39 | 39 | $128 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 15 | 12 | $94 |
In context: peer comparison
Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 2.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
656
Patients
157
Total drug cost
$130,328
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 123 | 34 | $2,451 |
| Amlodipine Besylate | Generic | 75 | 21 | $947 |
| Levothyroxine Sodium | Generic | 70 | 16 | $1,222 |
| Ezetimibe | Generic | 61 | 18 | $2,705 |
| Losartan-Hydrochlorothiazide (Losartan/Hydrochlorothiazide) | Brand | 51 | 15 | $1,222 |
| Losartan Potassium | Generic | 45 | 13 | $542 |
| Omeprazole | Generic | 41 | 11 | $728 |
| Ozempic (Semaglutide) | Brand | 38 | 0 | $65,381 |
| Abrysvo (Rsv Vacc, Pref A and Pref B/Pf) | Brand | 29 | 29 | $9,110 |
| Rosuvastatin Calcium | Generic | 27 | 0 | $684 |
Frequently asked questions
What is Dr. Rachel O'Mara's medical specialty?
Dr. Rachel O'Mara practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Rachel O'Mara practice?
Dr. Rachel O'Mara practices at 676 N Saint Clair St, Chicago, IL 606112927. Office phone: 3129260444.
What is Dr. Rachel O'Mara's NPI?
Dr. Rachel O'Mara's National Provider Identifier (NPI) is 1891701702, issued by NPPES.
Does Dr. Rachel O'Mara accept Medicare assignment?
Yes. Dr. Rachel O'Mara accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rachel O'Mara 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.