Physician Profile
Unclaimed ProfileAbout O'NEIL
Based in Billings, MT, Michael Peter O'Neil, M.D. is listed in the NPI registry under anesthesiology. Michael graduated from University of Washington School of Medicine in 1993.
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 does Dr. O'Neil specialise in?
Dr. O'Neil is an anesthesiology in Billings, MT. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ANESTHESIOLOGY”.
NPI registry
Where is Dr. O'Neil located?
Dr. O'Neil is listed at 2800 10TH AVE N, Billings, MT 59101. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. O'Neil's phone number?
The number on file is (406) 896-2447. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. O'Neil's NPI number?
Dr. O'Neil's National Provider Identifier is 1336160068. 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 Dr. O'Neil go to medical school?
Dr. O'Neil attended University of Washington School of Medicine, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. O'Neil been practising?
Dr. O'Neil has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What does Dr. O'Neil do most often?
According to Medicare billing data, Dr. O'Neil performs procedures including insertion of artery tube for blood sampling or infusion through skin and insertion of non-tunneled central venous tube for infusion; reads or performs imaging such as ultrasonic guidance for blood vessel access; provides treatments such as anesthesia for procedure on heart and large blood vessels and anesthesia for x-ray or radiation therapy. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. O'Neil confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. O'Neil. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (406) 896-2447
- Email not available
Practice Locations
2800 10TH AVE N
Billings, MT 59101
Procedures Most Often Billed to Medicare
163 services · 161 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of artery tube for blood sampling or infusion through skin | Procedure | 36620 |
42 |
| Insertion of non-tunneled central venous tube for infusion (5 years or older) | Procedure | 36556 |
16 |
| Anesthesia for procedure on heart and large blood vessels | Anaesthesia | 00560 |
44 |
| Anesthesia for x-ray or radiation therapy | Anaesthesia | 01922 |
30 |
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
18 |
| Anesthesia for x-ray on artery of brain, heart, or chest | Anaesthesia | 01926 |
13 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other anesthesiology specialists at this location 3
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.
More connections — 30 related providers in 4 groups
Other anesthesiology specialists in Billings 6
Same specialty, same city.
Trained at University of Washington School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at University of Washington School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of artery tube for blood sampling or infusion through skin 8
Providers in MT 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.