Physician Profile
Unclaimed ProfileAbout O'NEILL
Mary Shannon O'Neill, FNP-BC is a nurse practitioner based in Kansas City, MO. Mary is a 2014 graduate of University of Missouri, Kansas City, School of Medicine. Mary is also listed as specializing in nurse practitioner — family. According to Medicare claims data, Mary cared for 190 Medicare patients across 205 services.
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
- (816) 932-4655
- Email not available
Practice Locations
4320 WORNALL RD STE 240
Kansas City, MO 64111
Procedures Most Often Billed to Medicare
205 services · 190 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Measurement of liver stiffness | Treatment | 91200 |
45 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
49 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
36 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
33 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
28 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
14 |
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 nurse practitioners at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 nurse practitioners in Kansas City 8
Same specialty, same city.
Trained at University of Missouri, Kansas City, School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at University of Missouri, Kansas City, School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Measurement of liver stiffness 8
Providers in MO who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. O'Neill?
Dr. O'Neill is a nurse practitioner in Kansas City, MO. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NURSE PRACTITIONER”.
NPI registry
What is Dr. O'Neill's address?
Dr. O'Neill is listed at 4320 WORNALL RD STE 240, Kansas City, MO 64111. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. O'Neill?
The number on file is (816) 932-4655. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. O'Neill's NPI number?
Dr. O'Neill's National Provider Identifier is 1275914798. 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'Neill train?
Dr. O'Neill attended University of Missouri, Kansas City, School of Medicine, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. O'Neill been practicing?
Dr. O'Neill has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. O'Neill perform?
According to Medicare billing data, Dr. O'Neill provides treatments such as measurement of liver stiffness, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. O'Neill confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. O'Neill. 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.