NPPES file of Aug 9, 2026

Mahesh K. Duggal, MD

Geriatric Medicine (Internal Medicine) Physician · Concord, NC

Mahesh K. Duggal, MD is a geriatric medicine (internal medicine) physician with a practice address in Concord, North Carolina, and NPI 1922100981, issued on Sep 1, 2006. Check the license (North Carolina 2008-01508, as entered in NPPES) on the North Carolina Medical Board; 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
1922100981
Name
Mahesh K. Duggal
Credential
MD
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License numbers
2008-01508 NC
050513 GA
Self-reported in NPPES; status is on the state search
Practice location
319 Penny LN, Concord, NC 28025
Phone
(704) 403-7780
Enumerated
Sep 1, 2006
Record last updated
Mar 17, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(704) 403-7781
Medicaid IDs
000941564D GA
5910503 NC
1922100981 NC
G50513 SC
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 319 Penny LN

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

  1. Vincent Keipper, MDInternal Medicine Physician1376514133
  2. James Rivell, M.D.Internal Medicine Physician1699867218

Verify Mahesh K. Duggal in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 2008-01508
    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 North Carolina license search

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96% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

166 Medicare Part D claims for 11 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D.

  1. Mahesh Duggal166
  2. Specialty average4,246

Most prescribed

  1. Atorvastatin Calcium14 claims
  2. Divalproex Sodium13 claims
  3. Donepezil Hcl13 claims
  4. Furosemide13 claims
  5. Oxcarbazepine13 claims
  6. Potassium Chloride13 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.

Mahesh K. Duggal among 157 geriatric medicine (internal medicine) physician records in North Carolina

Mahesh K. Duggal, MD is one of 157 geriatric medicine (internal medicine) physician records with a practice address in North Carolina. 78% 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 10% of them.

  • NPI issued2006 · 10% of these records are older, 46% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2015 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in North Carolina

There are 157 geriatric medicine (internal medicine) physician records in North Carolina.

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Mehul Shah, MDConcord, NC 280251700834058
  2. Sherry Yudell, M.D.Concord, NC 280251871527382
  3. Mark Rohrer, MDForest City, NC 280431750434940
  4. Vanessa Crerar, DOGastonia, NC 280521790341410
  5. Nicholas Gatto, NPNags Head, NC 279591689501322
  6. Violeta Mihailescu, MDMatthews, NC 281051194832691
  7. Mary Averill, M.D.Salisbury, NC 281441679535611
  8. Muhammad Shahmir Abbasi, M.D.Wilson, NC 278931598408866

Common questions

What is Mahesh K. Duggal, MD's NPI number?

Mahesh K. Duggal, MD's National Provider Identifier (NPI) is 1922100981, issued on Sep 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mahesh K. Duggal, MD located?

The NPPES record lists a practice address at 319 Penny LN, Concord, NC, 28025. Phone: (704) 403-7780. Providers update this record themselves, so call before visiting.

How can I verify Mahesh K. Duggal, MD's license?

NPPES lists North Carolina license number 2008-01508, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mahesh K. Duggal, MD prescribe under Medicare Part D?

In 2024, Mahesh K. Duggal, MD had 166 Medicare Part D claims for 11 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.