Physician Profile
Unclaimed ProfileAbout ZHEN
Aileen Wendy Zhen, DO practices nephrology in Springfield, IL. Aileen is a 2016 graduate of University of New England, College of Osteo Medicine. Aileen is also listed as specializing in internal medicine. According to Medicare claims data, Aileen cared for 731 Medicare patients across 1,293 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Zhen specialize in?
Dr. Zhen is a nephrology in Springfield, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NEPHROLOGY”.
NPI registry
Where is Dr. Zhen located?
Dr. Zhen is listed at 350 W CARPENTER ST, Springfield, IL 62702. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Zhen's phone number?
The number on file is (217) 528-7541. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Zhen's NPI number?
Dr. Zhen's National Provider Identifier is 1174985998. 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 Dr. Zhen go to medical school?
Dr. Zhen attended University of New England, College of Osteo Medicine, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Zhen been practicing?
Dr. Zhen has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Zhen do most often?
According to Medicare billing data, Dr. Zhen performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as dialysis services, 2-3 physician visits per month and dialysis services, 1 physician visit per month, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Zhen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Zhen. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (217) 528-7541
- Email not available
Practice Locations
350 W CARPENTER ST
Springfield, IL 62702
Procedures Most Often Billed to Medicare
1,293 services · 731 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
226 |
| Dialysis services, 2-3 physician visits per month (20 years or older) | Treatment | 90961 |
76 |
| Dialysis services, 1 physician visit per month (20 years or older) | Treatment | 90962 |
64 |
| Hemodialysis procedure with physician evaluation | Treatment | 90935 |
55 |
| Home dialysis services per month (20 years or older) | Treatment | 90966 |
53 |
| Dialysis services, 4 or more physician visits per month (20 years or older) | Treatment | 90960 |
36 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
354 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
167 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
101 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
51 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nephrology specialists at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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 — 28 related providers in 4 groups
Other nephrology specialists in Springfield 4
Same specialty, same city.
Trained at University of New England, College of Osteo Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2016 at University of New England, College of Osteo Medicine 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.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.