Provider Profile
Jennafer B. Ottenheimer, PA-C
Unclaimed ProfileAbout Jennafer Ottenheimer
Jennafer B. Ottenheimer, PA-C is a physician assistant based in Lake Forest, IL. According to Medicare claims data, Jennafer cared for 184 Medicare patients across 308 services. The services billed most often include insertion of needle into vein for collection of blood sample, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (847) 582-2134
- Email not available
Practice Locations
1000 N WESTMORELAND RD
Lake Forest, IL 60045
Procedures Most Often Billed to Medicare
308 services · 184 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
152 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
70 | As often as other peers in Physician Assistant |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
27 | Less often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
24 | As often as other peers in Physician Assistant |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
23 | As often as other peers in Physician Assistant |
| Telephone medical discussion with physician, 21-30 minutes | Office visit | 99443 |
12 | Less often than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other physician assistants at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 27 related providers in 4 groups
Other physician assistants in Lake Forest 3
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in IL who bill this service to Medicare most often.
Common questions
What does Jennafer B. Ottenheimer specialize in?
Jennafer B. Ottenheimer is a physician assistant in Lake Forest, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Jennafer B. Ottenheimer located?
Jennafer B. Ottenheimer is listed at 1000 N Westmoreland Rd, Lake Forest, IL 60045. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Jennafer B. Ottenheimer's phone number?
The number on file is (847) 582-2134. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Jennafer B. Ottenheimer's NPI number?
Jennafer B. Ottenheimer's National Provider Identifier is 1356753016. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Jennafer B. Ottenheimer train?
Jennafer B. Ottenheimer attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How long has Jennafer B. Ottenheimer been practicing?
Jennafer B. Ottenheimer has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What does Jennafer B. Ottenheimer do most often?
According to Medicare billing data, Jennafer B. Ottenheimer performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Jennafer B. Ottenheimer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Jennafer B. Ottenheimer. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.