Physician Profile
Unclaimed ProfileAbout MARKOS
Michael Achilles Markos, M.D. is a healthcare provider in Berwyn, IL specialising in pulmonary disease. Michael is also listed as specialising in critical care medicine and internal medicine.
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 is Dr. Markos's specialty?
Dr. Markos is a pulmonary disease in Berwyn, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PULMONARY DISEASE”.
NPI registry
Where can I find Dr. Markos?
Dr. Markos is listed at 3249 OAK PARK AVE, Berwyn, IL 60402. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Markos?
The number on file is (708) 783-2232. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Markos?
Dr. Markos's National Provider Identifier is 1861658007. 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. Markos's medical education?
Dr. Markos attended Other, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Markos have?
Dr. Markos has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Markos known for?
According to Medicare billing data, Dr. Markos performs procedures including insertion of non-tunneled central venous tube for infusion, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Markos's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Markos. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (708) 783-2232
- Email not available
Practice Locations
3249 OAK PARK AVE
Berwyn, IL 60402
Procedures Most Often Billed to Medicare
410 services · 221 patients · 4 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of non-tunneled central venous tube for infusion (5 years or older) | Procedure | 36556 |
11 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
271 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
115 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
13 |
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 pulmonary diseases at this location 1
Same specialty, same street address — most likely the same department or group.
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 pulmonary diseases in Berwyn 5
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2006 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of non-tunneled central venous tube for infusion (5 years or older) 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.