Amanda Mariechen Buck, PA
Critical Care Medicine (Internal Medicine) Physician · Bay Shore, NY
Amanda Mariechen Buck, PA is a critical care medicine (internal medicine) physician with a practice address in Bay Shore, New York, and NPI 1366920654, issued on Jul 30, 2018. Check the license (New York 022354, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Amanda Mariechen Buck
- Credential
- PA
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 022354 NY
Self-reported in NPPES; status is on the state search - Practice location
- 301 E Main St, Bay Shore, NY 11706
- Phone
- (631) 968-3000
- Enumerated
- Jul 30, 2018
- Record last updated
- Jul 30, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 486 in New York → Look up another NPI →
Also registered at 301 E Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Amanda Mariechen Buck in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 022354Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
100 Medicare Part D claims for 72 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin-Clavulanate Potass19 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 91.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Amanda Mariechen Buck among 486 critical care medicine (internal medicine) physician records in New York
Amanda Mariechen Buck, PA is one of 486 critical care medicine (internal medicine) physician records with a practice address in New York. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 85% of them.
- NPI issued2018 · 85% of these records are older, 11% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileNo · 80% of these records are
- Record last updated2018 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in New York
There are 486 critical care medicine (internal medicine) physician records in New York.
All 486 in New York → Every provider in Bay Shore → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Laurence Engelberg, MDBay Shore, NY 117061841365822
- Dheeraj Khanna, MDBay Shore, NY 117061235204207
- Julia Koebert, PA-CBay Shore, NY 117061396267175
- Justin Poon, M.DBay Shore, NY 117061760838262
- Charles Ramkishun, MDBay Shore, NY 117061467849067
- Joseph Saraceno, DOBay Shore, NY 117061043385024
- Mohamed Sellami, M.D.Bay Shore, NY 117061629021019
- Tony Tow, MDBay Shore, NY 117061326113390
Common questions
What is Amanda Mariechen Buck, PA's NPI number?
Amanda Mariechen Buck, PA's National Provider Identifier (NPI) is 1366920654, issued on Jul 30, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Amanda Mariechen Buck, PA located?
The NPPES record lists a practice address at 301 E Main St, Bay Shore, NY, 11706. Phone: (631) 968-3000. Providers update this record themselves, so call before visiting.
How can I verify Amanda Mariechen Buck, PA's license?
NPPES lists New York license number 022354, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Amanda Mariechen Buck, PA prescribe under Medicare Part D?
In 2024, Amanda Mariechen Buck, PA had 100 Medicare Part D claims for 72 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions only.
What is Amanda Mariechen Buck, PA's MIPS final score?
The 2023 MIPS final score is 91.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.