Physician Profile
Unclaimed ProfileAbout BERGEN
Based in Montrose, CO, Michael K Bergen, MD is listed in the NPI registry under hematology & oncology. According to Medicare claims data, Michael cared for 85 Medicare patients across 107 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (970) 497-8001
- Email not available
Practice Locations
600 S 5TH ST
Montrose, CO 81401
Procedures Most Often Billed to Medicare
107 services · 85 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
64 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
43 |
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 cancer specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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.
Common questions
What does Dr. Bergen specialize in?
Dr. Bergen is a cancer specialist in Montrose, CO. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Hematology & Oncology”.
NPI registry
Where is Dr. Bergen located?
Dr. Bergen is listed at 600 S 5TH ST, Montrose, CO 81401. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Bergen's phone number?
The number on file is (970) 497-8001. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Bergen's NPI number?
Dr. Bergen's National Provider Identifier is 1851385330. 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
How long has Dr. Bergen been practicing?
Dr. Bergen has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What does Dr. Bergen do most often?
According to Medicare billing data, Dr. Bergen 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. Bergen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Bergen. 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.