Doctor profile · Federal record

Dr. Sarah Merwin, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Sharon, CT

  • NPI 1881980530
  • Accepts Medicare
  • MIPS 89.1 / 100 · 2023
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
50 Hospital Hill RD
Sharon, CT 060692096
(860) 364-4000
Mailing address
100 Reserve RD
Danbury, CT 068105267

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
July 10, 2023
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Connecticut #004829 · Connecticut #4829

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881980530. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
885
Distinct HCPCS
6
Medicare allowed
$19,067
HCPCS Description Services Patients Avg allowed
J7325 Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg 768 17 $9
20610 Aspiration and/or injection of fluid from large joint 32 18 $74
99284 Emergency department visit with moderate level of medical decision making 26 26 $106
99213 Established patient office or other outpatient visit, 20-29 minutes 21 20 $81
99285 Emergency department visit with high level of medical decision making 20 20 $154
99214 Established patient office or other outpatient visit, 30-39 minutes 18 17 $114

In context: peer comparison

Among 2 peers in Sharon Family Nurse Practitioner, average services per provider: 107. This provider delivers 8.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
76
Patients
56
Total drug cost
$744
Drug Type Claims Patients Total cost
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 33 26 $269
Cephalexin Generic 20 18 $269
Gabapentin Generic 12 12 $60
Doxycycline Monohydrate Generic 11 0 $146

Frequently asked questions

Auto-generated from federal data
What is Dr. Sarah Merwin's medical specialty?
Dr. Sarah Merwin practices Family Nurse Practitioner in Sharon, CT.
Where does Dr. Sarah Merwin practice?
Dr. Sarah Merwin practices at 50 Hospital Hill RD, Sharon, CT 060692096. Office phone: 8603644000.
What is Dr. Sarah Merwin's NPI?
Dr. Sarah Merwin's National Provider Identifier (NPI) is 1881980530, issued by NPPES.
Does Dr. Sarah Merwin accept Medicare assignment?
Yes. Dr. Sarah Merwin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sarah Merwin commonly perform?
Top Medicare-reported procedures in 2023: Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg (HCPCS J7325); Aspiration and/or injection of fluid from large joint (HCPCS 20610); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.