Doctor profile · Federal record

Dr. Lynn Demers, FNP-BC

Family Nurse Practitioner (CMS: Nurse Practitioner) · Northampton, MA

  • NPI 1407591431
  • Accepts Medicare
  • MIPS 84.9 / 100 · 2023
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
51 Locust St Ste 3
Northampton, MA 010602045
(413) 614-1112
fax (413) 614-1096

Credentials & registration

NPPES · NUCC
NPI registered
May 2022 — 4 yrs on file
Profile last updated
June 30, 2025
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Massachusetts #RN2280071

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407591431. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
282
Distinct HCPCS
9
Medicare allowed
$18,767
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 58 52 $78
99203 New patient office or other outpatient visit, 30-44 minutes 50 50 $96
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 43 41 $35
G0008 Administration of influenza virus vaccine 34 34 $33
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 31 31 $68
99212 Established patient office or other outpatient visit, 10-19 minutes 19 18 $50
90480 Admn sarscov2 vacc 1 dose 16 16 $40
99202 New patient office or other outpatient visit, 15-29 minutes 16 16 $63
91322 Sarscov2 vac 50 mcg/0.5ml im 15 15 $143

In context: peer comparison

Among 6 peers in this city , average services per provider: 61. This provider delivers 4.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
49
Patients
32
Total drug cost
$282
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 22 17 $143
Azithromycin Generic 15 15 $72
Doxycycline Hyclate Generic 12 0 $67

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lynn Demers's medical specialty?
Dr. Lynn Demers practices Family Nurse Practitioner in Northampton, MA.
Where does Dr. Lynn Demers practice?
Dr. Lynn Demers practices at 51 Locust St Ste 3, Northampton, MA 010602045. Office phone: 4136141112.
What is Dr. Lynn Demers's NPI?
Dr. Lynn Demers's National Provider Identifier (NPI) is 1407591431, issued by NPPES.
Does Dr. Lynn Demers accept Medicare assignment?
Yes. Dr. Lynn Demers accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lynn Demers commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus (HCPCS 87426). Source: CMS Medicare Physician & Other Practitioners file.