Doctor profile · Federal record
Dr. Mary Ann Hollenback, APN
Family Nurse Practitioner (CMS: Nurse Practitioner) · Aurora, IL
- NPI 1841339405
- Accepts Medicare
- 20 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2020 Ogden Ave Ste 400
Aurora, IL 605045898
(630) 692-5563
fax (630) 692-5564
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- February 28, 2024
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Illinois #277-000554
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1841339405. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
103
Distinct HCPCS
5
Medicare allowed
$7,680
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 40 | 35 | $81 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 24 | 24 | $115 | |
71046 |
X-ray of chest, 2 views | 15 | 15 | $22 | |
77063 |
Screening 3d breast mammography | 12 | 12 | $23 | |
77067 |
Screening mammography | 12 | 12 | $89 |
In context: peer comparison
Among 22 peers in this city , average services per provider: 334. This provider delivers 0.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
567
Patients
316
Total drug cost
$7,102
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 96 | 50 | $1,120 |
| Levothyroxine Sodium | Generic | 51 | 22 | $845 |
| Lisinopril | Generic | 50 | 29 | $329 |
| Alendronate Sodium | Generic | 44 | 19 | $357 |
| Amlodipine Besylate | Generic | 41 | 27 | $464 |
| Prednisone | Generic | 37 | 37 | $79 |
| Triamterene-Hydrochlorothiazid (Triamterene/Hydrochlorothiazid) | Brand | 37 | 16 | $405 |
| Sertraline Hcl | Generic | 33 | 14 | $302 |
| Simvastatin | Generic | 28 | 12 | $190 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 27 | 17 | $888 |
Hospital affiliations
Frequently asked questions
What is Dr. Mary Ann Hollenback's medical specialty?
Dr. Mary Ann Hollenback practices Family Nurse Practitioner in Aurora, IL.
Where does Dr. Mary Ann Hollenback practice?
Dr. Mary Ann Hollenback practices at 2020 Ogden Ave Ste 400, Aurora, IL 605045898. Office phone: 6306925563.
What is Dr. Mary Ann Hollenback's NPI?
Dr. Mary Ann Hollenback's National Provider Identifier (NPI) is 1841339405, issued by NPPES.
Does Dr. Mary Ann Hollenback accept Medicare assignment?
Yes. Dr. Mary Ann Hollenback accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Ann Hollenback commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); X-ray of chest, 2 views (HCPCS 71046). Source: CMS Medicare Physician & Other Practitioners file.