Michael Krzyzak, M.D.
Internal Medicine Physician · Staten Island, NY
Michael Krzyzak, M.D. is an internal medicine physician with a practice address in Staten Island, New York, and NPI 1922446038, issued on Jun 11, 2013. Check the license (New York 285362, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Michael Krzyzak
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 285362 NY
Self-reported in NPPES; status is on the state search - Practice location
- 475 Seaview Ave, Staten Island, NY 10305
- Phone
- (718) 226-9000
- Enumerated
- Jun 11, 2013
- Entity
- Type 1 · individual
Also registered at 475 Seaview Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Abdelrahman Abouelnas, DOStudent in an Organized Health Care Education/Training Program1508616558
- Amy Abraham, FNPFamily Nurse Practitioner1588540371
Verify Michael Krzyzak 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 285362Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
51 Medicare Part D claims for 37 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. 13 claims were for opioids.
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 Medicare quality score for 2023: 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).
One hospital or facility affiliation
- North Shore-Lij Medical PCStaten Island, NY
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
317 internal medicine physician records list a Staten Island practice address
They are 317 of the 12,351 NPPES records with a Staten Island practice address, and 13,725 internal medicine physician records in New York.
All 317 in Staten Island → All 13,725 in New York → Every provider in Staten Island →
Other internal medicine physician records in New York
- Deborah Aanonsen, D.O.Staten Island, NY1952395717
- Nivedita Aanur, M.D.New York, NY1982833471
- Jay Aaron, MDGreat Neck, NY1245332956
- Justin Aaron, MDNew York, NY1619243912
- Ahmad AbadiPoughkeepsie, NY1780258517
- Jamsheed Abadi, MDBrooklyn, NY1477537496
- Theophine Abakporo, M.D.Brooklyn, NY1972564813
- Antonieta Abarientos, MDNew Rochelle, NY1649285123
- Charles Abate, MDOssining, NY1720180003
- Vyachislav Abayev, M.D.Brooklyn, NY1437394574
Common questions
What is Michael Krzyzak, M.D.'s NPI number?
Michael Krzyzak, M.D.'s National Provider Identifier (NPI) is 1922446038, issued on Jun 11, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Michael Krzyzak, M.D. located?
The NPPES record lists a practice address at 475 Seaview Ave, Staten Island, NY, 10305. Phone: (718) 226-9000. Providers update this record themselves, so call before visiting.
How can I verify Michael Krzyzak, M.D.'s license?
NPPES lists New York license number 285362, 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 Michael Krzyzak, M.D. prescribe under Medicare Part D?
In 2024, Michael Krzyzak, M.D. had 51 Medicare Part D claims for 37 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is Michael Krzyzak, M.D.'s Medicare quality 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.