Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Tiffany Lynn Mathias Fielder, MD

Individual provider Interventional Pain Medicine Physician · NPI 1891144580

Tiffany Lynn Mathias Fielder, MD is a Pain Management in Everett, Washington. Qualified in 2014, 12 years ago. Practices with Rapid Care Enterprises, Inc, a 2-clinician group and accepts Medicare assignment. Licensed in California and Washington.

Years since qualifying
12
Licensed in
CA, WA
In the registry since
2016
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4027 Hoyt Ave
Everett, WA 98201-4920
Phone: (206) 860-5414
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pain Medicine Physician (primary) Taxonomy 208VP0000X · Licence 61496551 (WA)
Interventional Pain Medicine Physician Taxonomy 208VP0014X · Licence A161559 (CA)

Record details

NPI number1891144580
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 3, 2016
Last updated in NPPESApril 20, 2026
Certification dateApril 20, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPAIN MANAGEMENT
Also practisesEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Rapid Care Enterprises, Inc. — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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