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- 315 Martin Luther King Jr Way, Western Washington Pathology, Tacoma, WA 98405
About Dr. Simonson
William T. Simonson, MD PHD practices pathology in Tacoma, WA. William is a 2009 graduate of University of Wisconsin School of Medicine. William is also listed as specializing in anatomic & clinical pathology. According to Medicare claims data, William cared for 2,061 Medicare patients across 2,557 services. The services billed most often include protein measurement, serum, protein measurement, serum, and pathology examination of tissue using a microscope, intermediate complexity. The provider's National Provider Identifier (NPI) is 1306080262.
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
- (253) 403-1043
- Email not available
Practice Locations
315 MARTIN LUTHER KING JR WAY WESTERN WASHINGTON PATHOLOGY
Tacoma, WA 98405
Conditions Evaluated or Diagnosed
Within Pathology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Autoimmune & Joints
Autopsy & Forensic
Blood & Metabolism
Blood Disorders
- Bleeding Disorders
- Blood Clotting Gene Mutation
- Iron-deficiency anemia
- Leukemia
- Lymphoma
- Multiple Myeloma
- Sickle cell disease
Cancer
- Bladder cancer
- Bone tumors
- Brain tumor
- Breast cancer
- Cervical cancer
- Colon cancer
- Endometrial cancer
- Kidney cancer
- Liver cancer
- Lung cancer
- Oral cavity cancer
- Ovarian cancer
- Pancreatic cancer
- Prostate cancer
- Soft-tissue sarcoma
- Stomach cancer
- Testicular cancer
- Thyroid cancer
Cervical & Gynecologic
Digestive
Digestive System
Endocrine
Genetics
Hormones
Immune System
Infections
Kidney
Liver
Metabolic & Routine Lab
Pregnancy & Fertility
Skin Cancer
Women's Health
Procedures & services
Autopsy & Forensic
Blood Tests
- Blood Clotting Tests
- Blood Type Test
- Cholesterol screening
- Complete Blood Count
- Comprehensive Metabolic Panel
- Hemoglobin A1c Test
- Iron Level Blood Test
- Thyroid Blood Test
Cytology
Cytology & Screening
- Fine-needle aspiration of a neck mass
- Human papillomavirus testing
- Pap Smear Test
- Thyroid Nodule Biopsy Review
Genetic & Molecular Tests
Genetics
Immune & Allergy Tests
Infection Testing
Infection Tests
Lab & Blood Tests
- Cardiac enzyme blood test
- Pregnancy blood test
- Sed rate inflammation test
- Testosterone blood test
- Vitamin D blood test
Pathology Review
Pregnancy & Fertility
Routine Lab Tests
Tissue Biopsy
- Bone Marrow Biopsy Interpretation
- Breast Biopsy Analysis
- Cervical biopsy lab review
- Colon Polyp Testing
- Kidney Biopsy Examination
- Liver Biopsy Examination
- Lung biopsy lab review
- Lymph Node Biopsy Analysis
- Oral biopsy lab review
- Prostate Biopsy Analysis
- Skin Biopsy Lab Review
- Stomach biopsy lab review
- Uterine biopsy lab review
Procedures Most Often Billed to Medicare
2,557 services · 2,061 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy and aspiration of bone marrow sample for diagnosis | Procedure | 38222 |
48 | More often than most peers in Pathology |
| Protein measurement, serum | Lab test | 84165 |
339 | More often than most peers in Pathology |
| Protein measurement, serum | Lab test | 84165 |
317 | More often than most peers in Pathology |
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
312 | As often as other peers in Pathology |
| Immunologic analysis technique on serum (immunofixation) | Lab test | 86334 |
203 | More often than most peers in Pathology |
| Immunologic analysis technique on serum (immunofixation) | Lab test | 86334 |
199 | More often than most peers in Pathology |
| Special stained specimen slides to examine tissue, each additional procedure | Lab test | 88341 |
139 | Less often than most peers in Pathology |
| Blood smear interpretation by physician with written report | Lab test | 85060 |
126 | More than most peers in Pathology |
| Microscopic genetic analysis of tumor, manual | Lab test | 88360 |
93 | More often than most peers in Pathology |
| Protein measurement, body fluid | Lab test | 84166 |
89 | More often than most peers in Pathology |
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 pathologists at this location 1
Same specialty, same street address — most likely the same department or group.
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 pathologists in Tacoma 7
Same specialty, same city.
More connections — 17 related providers in 3 groups
Trained at University of Wisconsin School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 at University of Wisconsin School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy and aspiration of bone marrow sample for diagnosis 1
Providers in WA who bill this service to Medicare most often.
Common questions
What does Dr. Simonson specialize in?
Dr. Simonson is a pathologist in Tacoma, WA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pathology”.
NPI registry
Where is Dr. Simonson located?
Dr. Simonson is listed at 315 Martin Luther King Jr Way Western Washington Pathology, Tacoma, WA 98405. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Simonson's phone number?
The number on file is (253) 403-1043. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Simonson's NPI number?
Dr. Simonson's National Provider Identifier is 1306080262. 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. Simonson go to medical school?
Dr. Simonson attended University of Wisconsin School of Medicine, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Simonson been practicing?
Dr. Simonson has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Simonson do most often?
According to Medicare billing data, Dr. Simonson performs procedures including biopsy and aspiration of bone marrow sample for diagnosis, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Simonson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Simonson. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.