Physician Profile
Unclaimed ProfileAbout DIAB
Based in Warren, MI, Chaker H Diab, DO is listed in the NPI registry under internal medicine. Chaker graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 1993. Medicare claims data shows Chaker provided 883 services to 448 patients.
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
- (586) 558-4081
- Email not available
Practice Locations
29703 HOOVER RD STE A
Warren, MI 48093
Procedures Most Often Billed to Medicare
883 services · 448 patients · 14 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
196 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
27 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
190 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
125 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
91 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
54 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
37 |
| Administration of influenza virus vaccine | Billing code | G0008 |
30 |
| Annual depression screening, 5 to 15 minutes | Billing code | G0444 |
26 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
25 |
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.
Related specialists at this location 3
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 — 32 related providers in 4 groups
Other internal medicines in Warren 8
Same specialty, same city.
Trained at At Still University of Health Sciences, College of Osteo Med, Kirksville 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at At Still University of Health Sciences, College of Osteo Med, Kirksville 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 MI who bill this service to Medicare most often.
Common questions
What does Dr. Diab specialize in?
Dr. Diab is an internal medicine in Warren, MI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where is Dr. Diab located?
Dr. Diab is listed at 29703 HOOVER RD STE A, Warren, MI 48093. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Diab's phone number?
The number on file is (586) 558-4081. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Diab?
Dr. Diab's National Provider Identifier is 1477522381. 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. Diab go to medical school?
Dr. Diab attended At Still University of Health Sciences, College of Osteo Med, Kirksville, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Diab have?
Dr. Diab has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Diab do most often?
According to Medicare billing data, Dr. Diab performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as influenza vaccine split virus, preservative free, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Diab's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Diab. 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.