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

MS. Karen Haessler, PA-C

Individual provider Medical Physician Assistant · NPI 1669844064

MS. Karen Haessler, PA-C is a Physician Assistant in Cambridge, Massachusetts. Qualified in 2015, 11 years ago. Practices with Beth Israel Lahey Health Specialty Care, Inc, a 263-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
11
Licensed in
MA
In the registry since
2015
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

1493 Cambridge St
Cambridge, MA 02139-1047
Phone: (781) 771-8076
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Physician Assistant (primary) Taxonomy 363AM0700X · Licence PA5584 (MA)

Record details

NPI number1669844064
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorNo
NPI enumeratedOctober 24, 2015
Last updated in NPPESMarch 30, 2016

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Beth Israel Lahey Health Specialty Care, Inc. — 263 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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