Physician Profile
Unclaimed ProfileAbout CHIOU
David Ying Foong Chiou, M.D. is a healthcare provider in Mundelein, IL specializing in internal medicine. David trained at University of Wisconsin School of Medicine, graduating in 1996. According to Medicare claims data, David cared for 683 Medicare patients across 2,702 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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (847) 566-0300
- Email not available
Practice Locations
157 N SEYMOUR AVE
Mundelein, IL 60060
Procedures Most Often Billed to Medicare
2,702 services · 683 patients · 14 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
148 |
| Influenza vaccine, trivalent, split virus, preservative-free, 0.5 ml dosage | Treatment | 90656 |
13 |
| Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | Office visit | 99310 |
1,576 |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
391 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
218 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
85 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
78 |
| Annual depression screening, 5 to 15 minutes | Billing code | G0444 |
64 |
| Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more | Office visit | 99306 |
46 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
19 |
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 internal medicines at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other internal medicines in Mundelein 3
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Wisconsin School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1996 at University of Wisconsin School of 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.
Common questions
What is Dr. Chiou's specialty?
Dr. Chiou is an internal medicine in Mundelein, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where can I find Dr. Chiou?
Dr. Chiou is listed at 157 N SEYMOUR AVE, Mundelein, IL 60060. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Chiou?
The number on file is (847) 566-0300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Chiou's NPI number?
Dr. Chiou's National Provider Identifier is 1093779084. 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
What is Dr. Chiou's medical education?
Dr. Chiou attended University of Wisconsin School of Medicine, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chiou been practicing?
Dr. Chiou has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Chiou known for?
According to Medicare billing data, Dr. Chiou performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as influenza vaccine, trivalent, split virus, preservative-free, 0.5 ml dosage, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Chiou confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chiou. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.