Physician Profile
Unclaimed ProfileAbout OSEI
Albert Mensah Osei, M.D. practises general practice in Chicago, IL. Albert is also listed as specialising in internal medicine and nephrology. According to Medicare claims data, Albert cared for 109 Medicare patients across 178 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. Osei specialise in?
Dr. Osei is a general practice in Chicago, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GENERAL PRACTICE”.
NPI registry
Where is Dr. Osei located?
Dr. Osei is listed at 1901 W HARRISON ST JOHN H. STROGER JR. HOSPITAL OF COOK COUNTY, Chicago, IL 60612. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Osei's phone number?
The number on file is (312) 864-6000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Osei's NPI number?
Dr. Osei's National Provider Identifier is 1740211150. 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. Osei go to medical school?
Dr. Osei attended Other, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Osei been practising?
Dr. Osei has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Osei do most often?
According to Medicare billing data, Dr. Osei the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Osei confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Osei. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (312) 864-6000
- Email not available
Practice Locations
1901 W HARRISON ST JOHN H. STROGER JR. HOSPITAL OF COOK COUNTY
Chicago, IL 60612
Procedures Most Often Billed to Medicare
178 services · 109 patients · 4 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
110 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
42 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
15 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
11 |
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.
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.
Other general practices in Chicago 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1991 at Other 8
Providers who graduated from the same medical school in the same year.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.