Charles Allen Mitgang, M.D.
Internal Medicine Physician · Rockville Centre, NY
Charles Allen Mitgang, M.D. is an internal medicine physician with a practice address in Rockville Centre, New York, and NPI 1114923315, issued on Jun 22, 2005. Check the license (New York 127551, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Charles Allen Mitgang
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 127551 NY
Self-reported in NPPES; status is on the state search - Practice location
- 371 Merrick RD, Rockville Centre, NY 11570
- Phone
- (516) 678-5555
- Enumerated
- Jun 22, 2005
- Record last updated
- Jun 11, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (516) 678-9128
- Medicaid ID
- 00425347 NY
- Medicare enrollment
- Enrolled (PECOS I20081212000165); accepts Medicare assignment
- Medical or professional school
- State University Of New York Downstate Medical Center, 1975
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 371 Merrick RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Charles Allen Mitgang 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 127551Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.2 times the Medicare Part D claims of the average internal medicine physician in 2024
13,329 Medicare Part D claims for 1,061 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 237 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium1,184 claims
- Atorvastatin Calcium592 claims
- Amlodipine Besylate567 claims
- Metoprolol Succinate500 claims
- Levothyroxine Sodium466 claims
- Ezetimibe357 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): 17.5 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).
Industry payments in 2024: $3,801.08
162 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Charles A. Mitgang, M.D. P.C.Rockville Centre, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Charles Allen Mitgang among 12,067 internal medicine physician records in New York
Charles Allen Mitgang, M.D. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1975 · median 2002 among the 7,221 with a school on file
- Record last updated2008 · 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
- 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
- Mamoon Rasheed, MDRockville Centre, NY 115701760448468
Common questions
What is Charles Allen Mitgang, M.D.'s NPI number?
Charles Allen Mitgang, M.D.'s National Provider Identifier (NPI) is 1114923315, issued on Jun 22, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Charles Allen Mitgang, M.D. located?
The NPPES record lists a practice address at 371 Merrick RD, Rockville Centre, NY, 11570. Phone: (516) 678-5555. Providers update this record themselves, so call before visiting.
How can I verify Charles Allen Mitgang, M.D.'s license?
NPPES lists New York license number 127551, 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 Charles Allen Mitgang, M.D. prescribe under Medicare Part D?
In 2024, Charles Allen Mitgang, M.D. had 13,329 Medicare Part D claims for 1,061 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Charles Allen Mitgang, M.D.'s MIPS final score?
The 2023 MIPS final score is 17.5 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.