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Edit this profileAt a glance
- 17900 Talbot Rd S, Suite 101, Renton, WA 98055
About Marianne Johnston
Listed in the NPI registry as a physician assistant, Marianne S. Johnston, PA-C practices in Renton, WA. According to Medicare claims data, Marianne cared for 52 Medicare patients across 134 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1871724658 identifies this record in the national registry.
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
- (425) 235-9614
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
17900 TALBOT RD S SUITE 101
Renton, WA 98055
Procedures Most Often Billed to Medicare
134 services · 52 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
87 | As often as other 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 |
47 | As often as other 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 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.
Other physician assistants in Renton 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2005 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Marianne S. Johnston specialize in?
Marianne S. Johnston is a physician assistant in Renton, WA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Marianne S. Johnston located?
Marianne S. Johnston is listed at 17900 Talbot Rd S Suite 101, Renton, WA 98055. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Marianne S. Johnston's phone number?
The number on file is (425) 235-9614. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Marianne S. Johnston's NPI number?
Marianne S. Johnston's National Provider Identifier is 1871724658. 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 Marianne S. Johnston train?
Marianne S. Johnston attended Other, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
How long has Marianne S. Johnston been practicing?
Marianne S. Johnston has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
What does Marianne S. Johnston do most often?
According to Medicare billing data, Marianne S. Johnston the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Marianne S. Johnston confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Marianne S. Johnston. If this is you, claiming it is free.
Guide.md
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