Provider Profile
Mark L. Anstadt, ARNP
Unclaimed ProfileAbout Mark Anstadt
Listed in the NPI registry as a nurse practitioner, Mark L. Anstadt, ARNP practices in Seattle, WA. Mark graduated from University of Washington School of Medicine in 2007. Medicare claims data shows Mark provided 1,085 services to 678 patients. The services billed most often include blood test, lipids (cholesterol and triglycerides), insertion of needle into vein for collection of blood sample, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
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
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
- (206) 860-5603
- Email not available
Practice Locations
904 7TH AVE
Seattle, WA 98104
Procedures Most Often Billed to Medicare
1,085 services · 678 patients · 16 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
164 | More often than most peers in Nurse Practitioner |
| Blood test, lipids (cholesterol and triglycerides) | Lab test | 80061 |
173 | 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 |
155 | More often than most peers in Nurse Practitioner |
| Measurement c-reactive protein for detection of infection or inflammation, high sensitivity | Lab test | 86141 |
154 | Too few peers to compare |
| Blood glucose (sugar) level | Lab test | 82947 |
133 | More often than most peers in Nurse Practitioner |
| Liver enzyme (sgpt), level | Lab test | 84460 |
51 | As often as other peers in Nurse Practitioner |
| Hemoglobin a1c level | Lab test | 83036 |
44 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
41 | As often as other peers in Nurse Practitioner |
| Uric acid level, blood | Lab test | 84550 |
36 | More often than most peers in Nurse Practitioner |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
27 | 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.
Other nurse practitioners at this location 1
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 — 32 related providers in 4 groups
Other nurse practitioners in Seattle 8
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 2007 at University of Washington School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in WA who bill this service to Medicare most often.
Common questions
What kind of doctor is Mark L. Anstadt?
Mark L. Anstadt is a nurse practitioner in Seattle, WA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Mark L. Anstadt's address?
Mark L. Anstadt is listed at 904 7Th Ave, Seattle, WA 98104. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Mark L. Anstadt?
The number on file is (206) 860-5603. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Mark L. Anstadt?
Mark L. Anstadt's National Provider Identifier is 1144414145. 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 Mark L. Anstadt train?
Mark L. Anstadt attended University of Washington School of Medicine, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mark L. Anstadt have?
Mark L. Anstadt has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What procedures does Mark L. Anstadt perform?
According to Medicare billing data, Mark L. Anstadt performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Mark L. Anstadt's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mark L. Anstadt. 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.