Physician Profile
Unclaimed ProfileAbout HAFFNER
Michael C Haffner, M.D. practices pathology in Seattle, WA. According to Medicare claims data, Michael cared for 206 Medicare patients across 257 services.
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
Areas of Expertise
Common questions
What does Dr. Haffner specialize in?
Dr. Haffner is a pathology in Seattle, WA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PATHOLOGY”.
NPI registry
Where is Dr. Haffner located?
Dr. Haffner is listed at 325 9TH AVE, Seattle, WA 98104. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Haffner's phone number?
The number on file is (206) 520-5000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Haffner's NPI number?
Dr. Haffner's National Provider Identifier is 1629455464. 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. Haffner go to medical school?
Dr. Haffner attended Other, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Haffner been practicing?
Dr. Haffner has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Haffner do most often?
According to Medicare billing data, Dr. Haffner 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 Dr. Haffner confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Haffner. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (206) 520-5000
- Email not available
Practice Locations
325 9TH AVE
Seattle, WA 98104
Procedures Most Often Billed to Medicare
257 services · 206 patients · 7 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Surgical pathology consultation and report on referred slides prepared elsewhere | Lab test | 88321 |
57 |
| Pathology examination of tissue using a microscope, moderately high complexity | Lab test | 88307 |
52 |
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
48 |
| Surgical pathology, gross and microscopic examinations, for prostate needle biopsy, any method | Billing code | G0416 |
36 |
| Special stained specimen slides to examine tissue, each additional procedure | Lab test | 88341 |
29 |
| Special stained specimen slides to examine tissue, initial procedure | Lab test | 88342 |
22 |
| Pathology examination of tissue using a microscope, high complexity | Lab test | 88309 |
13 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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 pathology specialists in Seattle 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2006 at Other 8
Providers who graduated from the same medical school in the same year.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.