Are you Maredy Sar, FNP-BC? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileListed in the NPI registry as a nurse practitioner, Maredy Sar, FNP-BC practices in Lynn, MA. Maredy is also listed as specializing in nurse practitioner — family. Medicare claims data shows Maredy provided 438 services to 283 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, telephone medical discussion with physician, 11-20 minutes, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1598368045 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
280 UNION ST STE 402
Lynn, MA 01901
438 services · 283 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Measurement of brain wave activity (eeg), digital analysis | Treatment | 95957 |
22 | Too few peers to compare |
| Measurement of brain wave activity (eeg), awake and drowsy | Treatment | 95816 |
22 | Less often than most peers in Nurse Practitioner |
| Influenza vaccine, trivalent derived from recombinant dna | Treatment | 90673 |
15 | Less often than most peers in Nurse Practitioner |
| Administration of psychological or neuropsychological test by technician, each additional 30 minutes | Treatment | 96139 |
11 | Too few peers to compare |
| Administration of psychological or neuropsychological test by technician, first 30 minutes | Treatment | 96138 |
11 | Less often than most peers in Nurse Practitioner |
| Electrocardiogram (ecg) 1 to 3 leads with review by physician | Treatment | 93040 |
11 | Less often than most peers in Nurse Practitioner |
| Evaluation of brain response to sound for diagnosis of nervous system disorders with interpretation and report | Treatment | 92653 |
11 | Too few peers to compare |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
101 | More often than most peers in Nurse Practitioner |
| Telephone medical discussion with physician, 11-20 minutes | Office visit | 99442 |
93 | More than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
50 | As often as other peers in Nurse Practitioner |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Maredy Sar is a nurse practitioner in Lynn, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Maredy Sar is listed at 280 Union St Ste 402, Lynn, MA 01901. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (781) 780-7755. Contact the office directly to confirm availability and scheduling.
NPI registry
Maredy Sar's National Provider Identifier is 1598368045. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Maredy Sar attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
Maredy Sar has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Maredy Sar provides treatments such as measurement of brain wave activity , digital analysis and measurement of brain wave activity , awake and drowsy, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Maredy Sar. If this is you, claiming it is free.
Guide.md
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