Physician Profile

Ognjen Katan, M.D.

Unclaimed Profile

About Dr. Katan

Ognjen Katan, M.D. practices anesthesiology in Santa Rosa, CA. Ognjen is also listed as specializing in critical care medicine. According to Medicare claims data, Ognjen cared for 193 Medicare patients across 309 services. The services billed most often include critical care, first 30-74 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and critical care, each additional 30 minutes.

Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.

Education & Training

School Other Graduated: 2013

Specialty

Anesthesiology (Primary)
Anesthesiology (Additional)

Credentials & Licensing

CA licenseA153761
IL license125062663
NPI1275875668
NPI issued03/23/2013

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Ognjen Katan specialize in?

Ognjen Katan is an anesthesiologist in Santa Rosa, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.

NPI registry

Where is Ognjen Katan located?

Ognjen Katan is listed at 1165 Montgomery Dr, Santa Rosa, CA 95405. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Ognjen Katan's phone number?

The number on file is (707) 547-4608. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Ognjen Katan's NPI number?

Ognjen Katan's National Provider Identifier is 1275875668. 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 Ognjen Katan train?

Ognjen Katan attended Other, graduating in 2013. This comes from the CMS National Downloadable File.

CMS public data

How long has Ognjen Katan been practicing?

Ognjen Katan has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.

CMS public data

What does Ognjen Katan do most often?

According to Medicare billing data, Ognjen Katan performs procedures including emergent insertion of breathing tube into windpipe using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Ognjen Katan confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Ognjen Katan. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.