Alessandra Byer, MS, RD, CDN
Registered Dietitian · Brooklyn, NY
Alessandra Byer, MS, RD, CDN is a registered dietitian with a practice address in Brooklyn, New York, and NPI 1457830002, issued on Aug 13, 2018. Check the license (New York 86055273, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alessandra Byer
- Credential
- MS, RD, CDN
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- 86055273 NY
Self-reported in NPPES; status is on the state search - Practice location
- 800 Poly PL, Brooklyn, NY 11209
- Phone
- (718) 836-6600
- Enumerated
- Aug 13, 2018
- Record last updated
- Nov 20, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20221031002532); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest registered dietitian records → All 4,724 in New York → Look up another NPI →
Also registered at 800 Poly PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alessandra Byer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 86055273Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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).
Bills Medicare through one group practice
- Harbor View Medical Services PCPort Jefferson, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alessandra Byer among 4,724 registered dietitian records in New York
Alessandra Byer, MS, RD, CDN is one of 4,724 registered dietitian records with a practice address in New York. 7% 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 50% of them.
- NPI issued2018 · 50% of these records are older, 46% newer
- In a Medicare fileYes · 7% of these records are
- In the CMS Doctors and Clinicians fileYes · 10% of these records are
- Graduated2018 · median 2013 among the 478 with a school on file
- Record last updated2018 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Registered Dietitian providers in New York
There are 4,724 registered dietitian records in New York.
All 4,724 in New York → Every provider in Brooklyn → Registered Dietitian nationwide →
The 8 registered dietitian records with the nearest ZIP codes
- Helen Bouzalas, RD, CDNBrooklyn, NY 112091538112321
- Samantha Chyung, RDBrooklyn, NY 112091164467510
- Theresa Gentile, RDBrooklyn, NY 112091598997041
- Raghda Ghussen Alraei, MS, RDBrooklyn, NY 112091912236134
- Amanda Harris, RDBrooklyn, NY 112091205873528
- Sandra Karnaby, RDBrooklyn, NY 112091053540989
- Joseph Mutz, R.D.Brooklyn, NY 112091275713695
- Nina Stott, RDBrooklyn, NY 112091609180090
Common questions
What is Alessandra Byer, MS, RD, CDN's NPI number?
Alessandra Byer, MS, RD, CDN's National Provider Identifier (NPI) is 1457830002, issued on Aug 13, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Alessandra Byer, MS, RD, CDN located?
The NPPES record lists a practice address at 800 Poly PL, Brooklyn, NY, 11209. Phone: (718) 836-6600. Providers update this record themselves, so call before visiting.
How can I verify Alessandra Byer, MS, RD, CDN's license?
NPPES lists New York license number 86055273, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
What is Alessandra Byer, MS, RD, CDN'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.