Physician Profile
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.
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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1165 MONTGOMERY DR
Santa Rosa, CA 95405
Within Anesthesiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Anesthesia complications
Back & spine
Chronic pain
Facial & jaw pain
General pain
Head & facial pain
Headaches
Joint pain
Mental health
Muscle pain
Musculoskeletal pain
Nerve pain
Pelvic pain
Post-surgery recovery
Sedation & anesthesia
Spine pain
Ablation
Head & facial procedures
Implants & devices
Infusion therapies
Infusion therapy
Joint injections
Muscle injections
Nerve blocks
Nerve injections
Nerve procedures
Pain relief procedures
Regional anesthesia
Sedation
Sedation & anesthesia
Spine injections
Spine procedures
309 services · 193 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Emergent insertion of breathing tube into windpipe using an endoscope | Procedure | 31500 |
11 | Less often than most peers in Anesthesiology |
| Critical care, first 30-74 minutes | Office visit | 99291 |
195 | More than most peers in Anesthesiology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
53 | More often than most peers in Anesthesiology |
| Critical care, each additional 30 minutes | Office visit | 99292 |
50 | More often than most peers in Anesthesiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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
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
The number on file is (707) 547-4608. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
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
Ognjen Katan attended Other, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
Ognjen Katan has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
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
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.