Doctor profile · Federal record

Dr. Maredy Sar, FNP-BC

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

  • NPI 1598368045
  • Accepts Medicare
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
280 Union St Ste 402
Lynn, MA 019011353
(781) 780-7755
fax (781) 598-0243

Credentials & registration

NPPES · NUCC
NPI registered
November 2020 — 6 yrs on file
Profile last updated
October 23, 2022
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Massachusetts #RN2318619

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598368045. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
293
Distinct HCPCS
8
Medicare allowed
$22,903
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 101 50 $79
99442 Telephone medical discussion with physician, 11-20 minutes 72 47 $78
99214 Established patient office or other outpatient visit, 30-39 minutes 40 26 $111
99212 Established patient office or other outpatient visit, 10-19 minutes 23 20 $50
36415 Insertion of needle into vein for collection of blood sample 15 14 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 15 15 $112
G0008 Administration of influenza virus vaccine 14 14 $34
99443 Telephone medical discussion with physician, 21-30 minutes 13 12 $110

In context: peer comparison

Among 7 peers in Lynn Family Nurse Practitioner, average services per provider: 80. This provider delivers 3.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$621
Transactions
29
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 19 $414.32
Sumitomo Pharma America, INC. 3 $67.24
Lilly USA, LLC 2 $42.00
Boehringer Ingelheim Pharmaceuticals, INC. 1 $25.80
Exact Sciences Corporation 1 $19.95
Lucid Diagnostics INC. 1 $18.90
Pfizer INC. 1 $17.22
Echosens North America, INC. 1 $15.63

By nature of payment

Food and Beverage
$621

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,328
Patients
441
Total drug cost
$126,830
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 179 50 $2,373
Losartan Potassium Generic 151 45 $1,907
Amlodipine Besylate Generic 140 47 $1,323
Metformin Hcl Generic 110 37 $1,610
Rosuvastatin Calcium Generic 108 40 $3,983
Lisinopril Generic 90 33 $1,417
Omeprazole Generic 87 28 $1,308
Metoprolol Succinate Generic 74 25 $1,685
Alendronate Sodium Generic 65 17 $799
Gabapentin Generic 64 22 $930

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maredy Sar's medical specialty?
Dr. Maredy Sar practices Family Nurse Practitioner in Lynn, MA.
Where does Dr. Maredy Sar practice?
Dr. Maredy Sar practices at 280 Union St Ste 402, Lynn, MA 019011353. Office phone: 7817807755.
What is Dr. Maredy Sar's NPI?
Dr. Maredy Sar's National Provider Identifier (NPI) is 1598368045, issued by NPPES.
Does Dr. Maredy Sar accept Medicare assignment?
Yes. Dr. Maredy Sar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maredy Sar commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Telephone medical discussion with physician (HCPCS 99442); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.