Arnold Peterson, MD
Internal Medicine Physician · Trumbull, CT
Arnold Peterson, MD is an internal medicine physician with a practice address in Trumbull, Connecticut, and NPI 1881868867, issued on Apr 21, 2008. Check the license (Connecticut 049528, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Arnold Peterson
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 049528 CT
Self-reported in NPPES; status is on the state search - Practice location
- 888 White Plains RD, Trumbull, CT 06611
- Phone
- (203) 459-9666
- Enumerated
- Apr 21, 2008
- Record last updated
- Mar 31, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (203) 459-9698
- Medicare enrollment
- Enrolled (PECOS I20110722000116); accepts Medicare assignment
- Medical or professional school
- Yale University School Of Medicine, 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,623 in Connecticut → Look up another NPI →
Also registered at 888 White Plains RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Arnold Peterson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 049528Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average internal medicine physician in 2024
6,418 Medicare Part D claims for 832 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. 88 claims were for opioids.
Most prescribed
- Atorvastatin Calcium304 claims
- Rosuvastatin Calcium282 claims
- Levothyroxine Sodium257 claims
- Amlodipine Besylate250 claims
- Pravastatin Sodium245 claims
- Metoprolol Succinate220 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): 93.3 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 2 group practices
- Northeast Medical Group IncShelton, CT
- Rehabilitation Associates IncFairfield, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Arnold Peterson among 2,623 internal medicine physician records in Connecticut
Arnold Peterson, MD is one of 2,623 internal medicine physician records with a practice address in Connecticut. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 40% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2011 · median 2004 among the 1,646 with a school on file
- Record last updated2015 · 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
47 internal medicine physician records list a practice address in Trumbull
They are 47 of the 786 NPPES records with a practice address in Trumbull, and 2,623 internal medicine physician records in Connecticut.
All 2,623 in Connecticut → Every provider in Trumbull → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Francis Alcedo, MDTrumbull, CT 066111225091713
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- Joseph Evangelista, MDTrumbull, CT 066111093711343
- William Hulcher, M.D.Trumbull, CT 066111104885722
- Sarma Jayanthi, MDTrumbull, CT 066111609839018
- Kavita Joshi, M.D.Trumbull, CT 066111881654291
- Daniel Kocinsky, M.D.Trumbull, CT 066111548223969
- Emmanuel Logiadis, MDTrumbull, CT 066111801874474
Common questions
What is Arnold Peterson, MD's NPI number?
Arnold Peterson, MD's National Provider Identifier (NPI) is 1881868867, issued on Apr 21, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Arnold Peterson, MD located?
The NPPES record lists a practice address at 888 White Plains RD, Trumbull, CT, 06611. Phone: (203) 459-9666. Providers update this record themselves, so call before visiting.
How can I verify Arnold Peterson, MD's license?
NPPES lists Connecticut license number 049528, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Arnold Peterson, MD prescribe under Medicare Part D?
In 2024, Arnold Peterson, MD had 6,418 Medicare Part D claims for 832 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Arnold Peterson, MD's MIPS final score?
The 2023 MIPS final score is 93.3 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.