Doctor profile · Federal record

Dr. Erika Simshauser, CNP

Nurse Practitioner · Boston, MA

  • NPI 1114642709
  • 4 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
800 Washington St # 2111
Boston, MA 021111552
(617) 636-5000
Mailing address
2 Repton Cir Unit 2215
Watertown, MA 024722495

Credentials & registration

NPPES · NUCC
NPI registered
October 2022 — 4 yrs on file
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Massachusetts #RN2299040

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114642709. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
34
Distinct HCPCS
1
Medicare allowed
$3,002
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 34 33 $88

In context: peer comparison

Among 151 peers in Boston Nurse Practitioner, average services per provider: 101. This provider delivers 0.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
24
Patients
0
Total drug cost
$648
Drug Type Claims Patients Total cost
Anastrozole Generic 24 0 $648

Frequently asked questions

Auto-generated from federal data
What is Dr. Erika Simshauser's medical specialty?
Dr. Erika Simshauser practices Nurse Practitioner in Boston, MA.
Where does Dr. Erika Simshauser practice?
Dr. Erika Simshauser practices at 800 Washington St # 2111, Boston, MA 021111552. Office phone: 6176365000.
What is Dr. Erika Simshauser's NPI?
Dr. Erika Simshauser's National Provider Identifier (NPI) is 1114642709, issued by NPPES.
What procedures does Dr. Erika Simshauser commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.