Jennafer Birne Ottenheimer, PA-C
Physician Assistant · Lake Forest, IL
Jennafer Birne Ottenheimer, PA-C is a physician assistant with a practice address in Lake Forest, Illinois, and NPI 1356753016, issued on May 28, 2014. Check the license (Illinois 085005056, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jennafer Birne Ottenheimer
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 085005056 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1000 N Westmoreland RD, Lake Forest, IL 60045
- Phone
- (847) 582-2134
- Enumerated
- May 28, 2014
- Record last updated
- Jun 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (847) 535-7285
- Medicare enrollment
- Enrolled (PECOS I20140718000821); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,926 in Illinois → Look up another NPI →
Also registered at 1000 N Westmoreland RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jennafer Birne Ottenheimer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 085005056Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average physician assistant in 2024
231 Medicare Part D claims for 89 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Eliquis20 claims
- Sulfamethoxazole-Trimethoprim18 claims
- Dexamethasone11 claims
- Ondansetron Odt11 claims
- Prednisone11 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.
The MIPS final score for 2023 (Medicare payment program): 94.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $650.43
7 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Northwestern Medical Faculty FoundationLake Forest, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jennafer Birne Ottenheimer among 4,926 physician assistant records in Illinois
Jennafer Birne Ottenheimer, PA-C is one of 4,926 physician assistant records with a practice address in Illinois. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 33% of them.
- NPI issued2014 · 33% of these records are older, 64% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2014 · median 2019 among the 3,407 with a school on file
- Record last updated2021 · 35% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
62 physician assistant records list a practice address in Lake Forest
They are 62 of the 821 NPPES records with a practice address in Lake Forest, and 4,926 physician assistant records in Illinois.
All 4,926 in Illinois → Every provider in Lake Forest → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Elizabeth Ciennik, PA-CLake Forest, IL 600451497160063
- Daniela Cvetkova, PALake Forest, IL 600451548534977
- Emily Friedman, PA-CLake Forest, IL 600451417232125
- Katherine Kovacic, PA-CLake Forest, IL 600451538386149
- Jaklyn Lynch, PA-CLake Forest, IL 600451689981029
- Kelly Muscavitch, PALake Forest, IL 600451679963821
- Keely Pedersen, PA-CLake Forest, IL 600451619228624
- Caitlin Porter, PA-CLake Forest, IL 600451639574155
Common questions
What is Jennafer Birne Ottenheimer, PA-C's NPI number?
Jennafer Birne Ottenheimer, PA-C's National Provider Identifier (NPI) is 1356753016, issued on May 28, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Jennafer Birne Ottenheimer, PA-C located?
The NPPES record lists a practice address at 1000 N Westmoreland RD, Lake Forest, IL, 60045. Phone: (847) 582-2134. Providers update this record themselves, so call before visiting.
How can I verify Jennafer Birne Ottenheimer, PA-C's license?
NPPES lists Illinois license number 085005056, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Jennafer Birne Ottenheimer, PA-C prescribe under Medicare Part D?
In 2024, Jennafer Birne Ottenheimer, PA-C had 231 Medicare Part D claims for 89 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Jennafer Birne Ottenheimer, PA-C's MIPS final score?
The 2023 MIPS final score is 94.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.