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

Mr. Thomas Hardy Massing, PA-C

Individual provider Physician Assistant · NPI 1992834345

Mr. Thomas Hardy Massing, PA-C is a Physician Assistant in Madison, Wisconsin. Qualified in 1984, 42 years ago. Practices with Svmhs Clinics, a 260-clinician group and accepts Medicare assignment. Licensed in California, Colorado, Florida and Georgia and 6 more.

Years since qualifying
42
Licensed in
CA, CO, FL, GA, IL, MD
In the registry since
2007
Specialties on file
12
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

700 S Park St
Madison, WI 53715-1830
Phone: (608) 251-6100
Fax: (608) 260-2976
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 2103-23 (WI)
Physician Assistant Taxonomy 363A00000X · Licence 2103-023 (WI)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence 2103-023 (WI)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence PA22229 (CA)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence MA055679 (PA)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence PA-3387 (CO)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence N008330 (MD)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence 110001383 (VA)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence PA1898 (FL)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence 002188 (GA)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence 085-002212 (IL)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence 16833-1 (NY)

Record details

NPI number1992834345
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedMarch 3, 2007
Last updated in NPPESDecember 10, 2020
Certification dateDecember 10, 2020

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 1984 (42 years in practice)
Group practice Svmhs Clinics — 260 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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