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

Dr. Patrick H Guadiz, MD

Individual provider Family Medicine Physician · NPI 1023091766

Dr. Patrick H Guadiz, MD is an Internal Medicine in Southborough, Massachusetts. Qualified in 2001, 25 years ago. Practices with Charles River Medical Associates, PC, a 119-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Florida and Massachusetts.

Years since qualifying
25
Licensed in
FL, MA
In the registry since
2005
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

154 Turnpike Rd Ste 130
Southborough, MA 01772-2120
Phone: (508) 881-5590
Fax: (508) 881-9031
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 222979 (MA)
Family Medicine Physician Taxonomy 207Q00000X · Licence ME92599 (FL)

Record details

NPI number1023091766
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 28, 2005
Last updated in NPPESJanuary 24, 2024
Certification dateJanuary 24, 2024
Mailing address171 Main St Ste 203b, Ashland, MA 01721-1187

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Group practice Charles River Medical Associates, Pc — 119 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Southborough