NPPES file of Aug 9, 2026

Arjun Chadha, MD

Internal Medicine Physician · Mount Clemens, MI

Arjun Chadha, MD is an internal medicine physician with a practice address in Mount Clemens, Michigan, and NPI 1689324931, issued on Mar 28, 2022. Check the license (Michigan 4351049174, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689324931
Name
Arjun Chadha
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
4351049174 MI
Self-reported in NPPES; status is on the state search
Practice location
1000 Harrington St, Mount Clemens, MI 48043
Phone
(586) 493-8749
Enumerated
Mar 28, 2022
Record last updated
Jun 8, 2022
Fax
(586) 493-3250
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1000 Harrington St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Youssef Abbiss, D.O.Internal Medicine Physician1982991881
  2. Nicholas Abdelnour, DPMStudent in an Organized Health Care Education/Training Program1902648603
  3. Gabriella Abraham, DOStudent in an Organized Health Care Education/Training Program1568219889
  4. Aditya AcharyaStudent in an Organized Health Care Education/Training Program1164368783
  5. John Adamczak, CRNACertified Registered Nurse Anesthetist1316190242
  6. Lisa AdamczykPhysical Therapist1861983991

Verify Arjun Chadha in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4351049174
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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89% fewer Medicare Part D claims than the average internal medicine physician in 2024

335 Medicare Part D claims for 66 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Arjun Chadha335
  2. Specialty average3,176

Most prescribed

  1. Jardiance24 claims
  2. Atorvastatin Calcium18 claims
  3. Lisinopril13 claims
  4. Losartan Potassium13 claims
  5. Ozempic13 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.

Industry payments in 2024: $1,297.46

19 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, 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.

  1. Arjun Chadha$1,297.46
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Arjun Chadha among 5,735 internal medicine physician records in Michigan

Arjun Chadha, MD is one of 5,735 internal medicine physician records with a practice address in Michigan. 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 2022, is newer than 87% of them.

  • NPI issued2022 · 87% of these records are older, 10% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2022 · 54% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

39 internal medicine physician records list a practice address in Mount Clemens

They are 39 of the 858 NPPES records with a practice address in Mount Clemens, and 5,735 internal medicine physician records in Michigan.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Youssef Abbiss, D.O.Mount Clemens, MI 480431982991881
  2. Ernesto Bedia, M.D.Mount Clemens, MI 480431346301645
  3. Elizabeth Brooks, D.O.Mount Clemens, MI 480431184852204
  4. Robert Chang, MDMount Clemens, MI 480431093712093
  5. Tara Deryavoush, D.OMount Clemens, MI 480431851718092
  6. Jerome Finkel, M.D.Mount Clemens, MI 480431942206735
  7. Pasquale Iaderosa, MDMount Clemens, MI 480431962409094
  8. Gurdeep Kaur, M.D.Mount Clemens, MI 480431487624235

Common questions

What is Arjun Chadha, MD's NPI number?

Arjun Chadha, MD's National Provider Identifier (NPI) is 1689324931, issued on Mar 28, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Arjun Chadha, MD located?

The NPPES record lists a practice address at 1000 Harrington St, Mount Clemens, MI, 48043. Phone: (586) 493-8749. Providers update this record themselves, so call before visiting.

How can I verify Arjun Chadha, MD's license?

NPPES lists Michigan license number 4351049174, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Arjun Chadha, MD prescribe under Medicare Part D?

In 2024, Arjun Chadha, MD had 335 Medicare Part D claims for 66 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

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.