Provider Profile
Sierra Robertson
Unclaimed ProfileAbout Sierra Robertson
Listed in the NPI registry as a physician assistant, Sierra Robertson practices in Walla Walla, WA. According to Medicare claims data, Sierra cared for 267 Medicare patients across 311 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 programming of dual lead pacemaker system.
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
Specialty
Credentials & Licensing
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
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (509) 897-3320
- Email not available
Practice Locations
401 W POPLAR ST
Walla Walla, WA 99362
Procedures Most Often Billed to Medicare
311 services · 267 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Programming of dual lead pacemaker system | Treatment | 93280 |
20 | Less often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
232 | More often than most peers in Physician Assistant |
| 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 |
46 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
13 | Less often than most peers in Physician Assistant |
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 physician assistants in Walla Walla 8
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 2020 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Programming of dual lead pacemaker system 8
Providers in WA who bill this service to Medicare most often.
Common questions
What does Sierra Robertson specialize in?
Sierra Robertson is a physician assistant in Walla Walla, WA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Sierra Robertson located?
Sierra Robertson is listed at 401 W Poplar St, Walla Walla, WA 99362. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Sierra Robertson's phone number?
The number on file is (509) 897-3320. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Sierra Robertson's NPI number?
Sierra Robertson's National Provider Identifier is 1457937724. 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 Sierra Robertson train?
Sierra Robertson attended Other, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
How long has Sierra Robertson been practicing?
Sierra Robertson has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
What does Sierra Robertson do most often?
According to Medicare billing data, Sierra Robertson provides treatments such as programming of dual lead pacemaker system, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Sierra Robertson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Sierra Robertson. 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.