Doctor profile · Federal record

Dr. Lindsay Hennessey, AGNP

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Boston, MA

  • NPI 1639674799
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
175 Cambridge St Ste 4
Boston, MA 021142743
(617) 726-7500
Additional location
104 Endicott St Ste 200
Danvers, MA 019233623
(978) 882-6899
Additional location
55 Fruit St
Boston, MA 021142621
(617) 726-2000
Show 1 more location
Additional location
725 Albany Street, Shapiro 7, Suite C
Boston, MA 02118
(617) 638-8992

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
February 21, 2021
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State license (1)
Massachusetts #2283731
Medicaid
MA #110138224A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639674799. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
59
Distinct HCPCS
2
Medicare allowed
$7,906
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 30 24 $116
99204 New patient office or other outpatient visit, 45-59 minutes 29 29 $153

In context: peer comparison

Among 35 peers in Boston Acute Care Nurse Practitioner, average services per provider: 131. This provider delivers 0.5× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lindsay Hennessey's medical specialty?
Dr. Lindsay Hennessey practices Acute Care Nurse Practitioner in Boston, MA.
Where does Dr. Lindsay Hennessey practice?
Dr. Lindsay Hennessey practices at 175 Cambridge St Ste 4, Boston, MA 021142743. Office phone: 6177267500.
What is Dr. Lindsay Hennessey's NPI?
Dr. Lindsay Hennessey's National Provider Identifier (NPI) is 1639674799, issued by NPPES.
Does Dr. Lindsay Hennessey accept Medicare assignment?
Yes. Dr. Lindsay Hennessey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lindsay Hennessey commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.