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Edit this profileAt a glance
- 1205 W Main St, Collinsville, OK 74021
About Andrea Walker
Andrea Walker, APRN-CNP is a nurse practitioner based in Collinsville, OK. Andrea is also listed as specializing in registered nurse and nurse practitioner — family. According to Medicare claims data, Andrea cared for 741 Medicare patients across 964 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient', and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report. The provider's National Provider Identifier (NPI) is 1285226340.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (918) 387-0440
- Email not available
Practice Locations
1205 W MAIN ST
Collinsville, OK 74021
Procedures Most Often Billed to Medicare
964 services · 741 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
169 | More than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
402 | More than most peers in Nurse Practitioner |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
358 | More than most peers in Nurse Practitioner |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
21 | Less often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
14 | Less often than most peers in Nurse Practitioner |
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.
Related specialists at this location 5
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.
Other nurse practitioners in Collinsville 5
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 8
Providers in OK who bill this service to Medicare most often.
Common questions
What is Andrea Walker's specialty?
Andrea Walker is a nurse practitioner in Collinsville, OK. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Andrea Walker?
Andrea Walker is listed at 1205 W Main St, Collinsville, OK 74021. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Andrea Walker?
The number on file is (918) 387-0440. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Andrea Walker's NPI number?
Andrea Walker's National Provider Identifier is 1285226340. 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
What is Andrea Walker's education?
Andrea Walker attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How long has Andrea Walker been practicing?
Andrea Walker has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What is Andrea Walker known for?
According to Medicare billing data, Andrea Walker provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Andrea Walker confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Andrea Walker. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.