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Internal Medicine, Allergy & Immunology in Seattle, WA
William R Henderson in Seattle, WA
William R Henderson at University Of Washington Medical CTR, 1959 NE Pacific St in Seattle, WA. View phone 206-598-4615 and NPI 1639254436.
- Specialty
- Internal Medicine, Allergy & Immunology
- Location
- Seattle, WA
- NPI
- 1639254436
- Pricing
- Current estimate required
Pricing information
Loa does not yet have a verified provider-submitted price for this listing. Ask the provider and your insurer for a current estimate before scheduling care.
About Internal Medicine, Allergy & Immunology
Allergy and immunology providers diagnose and treat allergic conditions and immune disorders. Common services include allergy testing, immunotherapy, and consultations.
Common services and price guides
- Allergy TestingTypical range: $100-$1,000
- Doctor Office VisitTypical range: $100-$350
- New Patient VisitTypical range: $150-$500
How to confirm pricing with William R Henderson
Published and estimated prices are a starting point. Confirm these details before scheduling to avoid surprises.
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Verify the CPT or other billing code and whether care is billed as an office, outpatient, or hospital service.
Check insurance benefits
Ask your insurer about network status, deductible progress, prior authorization, and expected patient responsibility.
Get an itemized estimate
Compare the written estimate with source-labeled prices and ask which additional services could be billed.
Related provider profiles
Provider record and data sources
William R Henderson is published from source-labeled provider data. Registry classifications, practice locations, network participation, and contact information can change, so verify current details before care, billing, or referral.
- Primary taxonomyInternal Medicine, Allergy & Immunology (207RA0201X)
Source: NPI Registry. Source record updated December 3, 2013. Loa profile refreshed Jul 29, 2026.
Frequently asked questions
Can I see prices for William R Henderson?
Loa does not yet have a verified provider-submitted price for William R Henderson. Ask the office for a written self-pay estimate and compare nearby source-labeled prices before scheduling.
What information is shown for William R Henderson?
This profile shows public provider information for Internal Medicine, Allergy & Immunology in Seattle, WA, including contact details, NPI source information, and source-labeled price context when available.
What NPI taxonomy is listed for William R Henderson?
William R Henderson is listed as an NPI individual under Internal Medicine, Allergy & Immunology (207RA0201X). Registry classifications can change and do not guarantee that every listed service is currently offered.
How should I confirm care details with William R Henderson?
Contact the office before care to confirm the location, appointment availability, network participation, exact service and billing code, and all expected professional or facility fees.
How can William R Henderson update this profile?
The provider or an authorized representative can claim the profile or suggest a correction. Loa reviews submitted changes before publishing them.