Erik Alvis Niedritis, MD
Internal Medicine Physician · Rockville Centre, NY
Erik Alvis Niedritis, MD is an internal medicine physician with a practice address in Rockville Centre, New York, and NPI 1942367230, issued on Jan 3, 2007. Check the license (New York 168749, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Erik Alvis Niedritis
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 168749 NY
Self-reported in NPPES; status is on the state search - Practice location
- 35 Seaman Ave, Rockville Centre, NY 11570
- Phone
- (516) 678-2487
- Enumerated
- Jan 3, 2007
- Record last updated
- Apr 12, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (516) 766-7535
- Medicaid ID
- 01077398 NY
- Medicare enrollment
- Enrolled (PECOS I20081124000023); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Verify Erik Alvis Niedritis 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 168749Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average internal medicine physician in 2024
939 Medicare Part D claims for 78 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 24 claims were for opioids.
Most prescribed
- Amlodipine Besylate57 claims
- Atenolol52 claims
- Simvastatin51 claims
- Atorvastatin Calcium47 claims
- Levothyroxine Sodium34 claims
- Metformin Hcl Er29 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).
Bills Medicare through one group practice
- North Shore-Lij Medical PCForest Hills, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erik Alvis Niedritis among 12,067 internal medicine physician records in New York
Erik Alvis Niedritis, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 47% of them.
- NPI issued2007 · 47% of these records are older, 44% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1984 · median 2002 among the 7,221 with a school on file
- Record last updated2012 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 internal medicine physician records list a practice address in Rockville Centre
They are 26 of the 1,340 NPPES records with a practice address in Rockville Centre, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Rockville Centre → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sunil Aggarwal, M.DRockville Center, NY 115701871518050
- Martin Bolic, M.D.Rockville Centre, NY 115701275566747
- Florencio Gomez, MDRockville Centre, NY 115701194728592
- Zoha Gondal, MDRockville Ctr, NY 115701376503664
- Charles Mitgang, M.D.Rockville Centre, NY 115701114923315
- Reza Naghavi, M.D.Rockville Centre, NY 115701841231545
- Sze-Fong Ng, M.D.Rockville Centre, NY 115701306886015
- Robert Perlmutter, M.D.Rockville Centre, NY 115701235155508
Common questions
What is Erik Alvis Niedritis, MD's NPI number?
Erik Alvis Niedritis, MD's National Provider Identifier (NPI) is 1942367230, issued on Jan 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Erik Alvis Niedritis, MD located?
The NPPES record lists a practice address at 35 Seaman Ave, Rockville Centre, NY, 11570. Phone: (516) 678-2487. Providers update this record themselves, so call before visiting.
How can I verify Erik Alvis Niedritis, MD's license?
NPPES lists New York license number 168749, 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 Erik Alvis Niedritis, MD prescribe under Medicare Part D?
In 2024, Erik Alvis Niedritis, MD had 939 Medicare Part D claims for 78 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Erik Alvis Niedritis, MD'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.