Physician Profile
Unclaimed ProfileAbout OLDENBURG
Michael S Oldenburg, MD is a healthcare provider in Green Bay, WI specializing in otolaryngology. Michael trained at University of Wisconsin School of Medicine, graduating in 2012. Michael is also listed as specializing in otolaryngology (ent). Medicare claims data shows Michael provided 269 services to 237 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
- (920) 496-4700
- Email not available
Practice Locations
1860 SHAWANO AVE
Green Bay, WI 54303
Procedures Most Often Billed to Medicare
269 services · 237 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
32 |
| Insertion of cochlear device | Procedure | 69930 |
11 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
101 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
49 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
44 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
32 |
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 otolaryngology specialists at this location 1
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 — 31 related providers in 4 groups
Other otolaryngology specialists in Green Bay 7
Same specialty, same city.
Trained at University of Wisconsin School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at University of Wisconsin School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of voice box using a flexible endoscope 8
Providers in WI who bill this service to Medicare most often.
Common questions
What is Dr. Oldenburg's specialty?
Dr. Oldenburg is an otolaryngology in Green Bay, WI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OTOLARYNGOLOGY”.
NPI registry
Where can I find Dr. Oldenburg?
Dr. Oldenburg is listed at 1860 SHAWANO AVE, Green Bay, WI 54303. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Oldenburg?
The number on file is (920) 496-4700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Oldenburg?
Dr. Oldenburg's National Provider Identifier is 1770847683. 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. Oldenburg's medical education?
Dr. Oldenburg attended University of Wisconsin School of Medicine, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Oldenburg have?
Dr. Oldenburg has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Oldenburg known for?
According to Medicare billing data, Dr. Oldenburg performs procedures including diagnostic exam of voice box using a flexible endoscope and insertion of cochlear device, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Oldenburg's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Oldenburg. 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.