Mitchell Marshall, M.D.
Specialist · New York, NY
Mitchell Marshall, M.D. is a specialist with a practice address in New York, New York, and NPI 1144336884, issued on Aug 23, 2006. Check the license (New York 155326, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mitchell Marshall
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- 155326 NY
Self-reported in NPPES; status is on the state search - Practice location
- 301 E 17TH St, New York, NY 10003
- Phone
- (212) 598-6085
- Enumerated
- Aug 23, 2006
- Record last updated
- Jun 12, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest specialist records → All 22,636 in New York → Look up another NPI →
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Verify Mitchell Marshall 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 155326Check 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 practice group's MIPS final score for 2023 (Medicare payment program): 84.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Mitchell Marshall among 22,636 specialist records in New York
Mitchell Marshall, M.D. is one of 22,636 specialist records with a practice address in New York. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 92% newer
- In a Medicare fileYes · 6% of these records are
- In the CMS Doctors and Clinicians fileNo · 4% of these records are
- Record last updated2015 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,896 specialist records list a practice address in New York
They are 1,896 of the 98,468 NPPES records with a practice address in New York, and 22,636 specialist records in New York.
All 22,636 in New York → Every provider in New York → Specialist nationwide →
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Common questions
What is Mitchell Marshall, M.D.'s NPI number?
Mitchell Marshall, M.D.'s National Provider Identifier (NPI) is 1144336884, issued on Aug 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mitchell Marshall, M.D. located?
The NPPES record lists a practice address at 301 E 17TH St, New York, NY, 10003. Phone: (212) 598-6085. Providers update this record themselves, so call before visiting.
How can I verify Mitchell Marshall, M.D.'s license?
NPPES lists New York license number 155326, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
What is Mitchell Marshall, M.D.'s MIPS final score?
The 2023 MIPS final score is 84.5 of 100, reported for the practice group. 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.