Ernestine Monica Koehn, FNP-BC
Family Nurse Practitioner · Mt Prospect, IL
Ernestine Monica Koehn, FNP-BC is a family nurse practitioner with a practice address in Mt Prospect, Illinois, and NPI 1467710046, issued on May 2, 2012. Check the license (Illinois 209.009215, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ernestine Monica Koehn
- Credential
- FNP-BC
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 209.009215 IL
Self-reported in NPPES; status is on the state search - Practice location
- 800 E. Northwest Highway, Mt Prospect, IL 60056
- Phone
- (847) 299-4952
- Enumerated
- May 2, 2012
- Record last updated
- Jul 21, 2022
- Fax
- (847) 299-4952
- Medicare enrollment
- Enrolled (PECOS I20120531000313); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →
Verify Ernestine Monica Koehn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209.009215Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% more Medicare Part D claims than the average family nurse practitioner in 2024
1,665 Medicare Part D claims for 123 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Atorvastatin Calcium126 claims
- Amlodipine Besylate75 claims
- Gabapentin65 claims
- Eliquis49 claims
- Lisinopril49 claims
- Furosemide47 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Infinite Care Home Physicians LLCDes Plaines, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ernestine Monica Koehn among 7,639 family nurse practitioner records in Illinois
Ernestine Monica Koehn, FNP-BC is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 14% of them.
- NPI issued2012 · 14% of these records are older, 83% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2010 · median 2018 among the 4,778 with a school on file
- Record last updated2022 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 family nurse practitioner records list a practice address in Mt Prospect
They are 3 of the 215 NPPES records with a practice address in Mt Prospect, and 7,639 family nurse practitioner records in Illinois.
All 7,639 in Illinois → Every provider in Mt Prospect → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Keysha Askew, MSN FNP-CMt Prospect, IL 600561356945042
- Philomina Augustine, FNPMount Prospect, IL 600561447793203
- Michelle Brunetti, NPMount Prospect, IL 600561154380608
- Susan Chacko, APNMount Prospect, IL 600561568701704
- Mohini Ghayal, FNPMount Prospect, IL 600561093315186
- Jamie LopezMount Prospect, IL 600561336577741
- Kristy McDonald, NPMount Prospect, IL 600561861034365
- Melissa McGee, APNPMount Prospect, IL 600561083002133
Common questions
What is Ernestine Monica Koehn, FNP-BC's NPI number?
Ernestine Monica Koehn, FNP-BC's National Provider Identifier (NPI) is 1467710046, issued on May 2, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Ernestine Monica Koehn, FNP-BC located?
The NPPES record lists a practice address at 800 E. Northwest Highway, Mt Prospect, IL, 60056. Phone: (847) 299-4952. Providers update this record themselves, so call before visiting.
How can I verify Ernestine Monica Koehn, FNP-BC's license?
NPPES lists Illinois license number 209.009215, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Ernestine Monica Koehn, FNP-BC prescribe under Medicare Part D?
In 2024, Ernestine Monica Koehn, FNP-BC had 1,665 Medicare Part D claims for 123 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.