Registry data as of Aug 27, 2026

Robert Lindberg, M.D.

Internal Medicine Physician · Darien, CT

Robert Lindberg, M.D. is an internal medicine physician with a practice address in Darien, Connecticut, and NPI 1295897973, issued on Dec 15, 2006. Check the license (Connecticut 25927, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1295897973
Name
Robert Lindberg
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
25927 CT
Self-reported in NPPES; status is on the state search
Practice location
1500 Post RD, Darien, CT 06820
Phone
(203) 656-1012
Enumerated
Dec 15, 2006
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 1500 Post RD

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

  1. Elisabeth Aronow, M.D.Obstetrics & Gynecology Physician1831127109
  2. Melindy Ciulla, M.D.Obstetrics & Gynecology Physician1073740882
  3. Susan Collins, M.D.Internal Medicine Physician1306877626
  4. James Dorr, M.D.Internal Medicine Physician1427367705
  5. Allison Levey, MDPediatrics Physician1023261336
  6. Charles Miner, M.D.Internal Medicine Physician1487689170

Verify Robert Lindberg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 25927
    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 Connecticut 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.

71% fewer Medicare Part D claims than the average internal medicine physician in 2024

811 Medicare Part D claims for 229 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. Robert Lindberg811
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium98 claims
  2. Amlodipine Besylate67 claims
  3. Levothyroxine Sodium58 claims
  4. Losartan Potassium39 claims
  5. Irbesartan32 claims
  6. Alendronate Sodium31 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 practice group's Medicare quality score for 2023: 79.1 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.

  1. Qualityout of 100 · 30% of the final score73.2
  2. Costout of 100 · 30%57.9
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

14 internal medicine physician records list a Darien practice address

They are 14 of the 380 NPPES records with a Darien practice address, and 2,830 internal medicine physician records in Connecticut.

Other internal medicine physician records in Connecticut

  1. Christina AbavanaBridgeport, CT1508206574
  2. Hoda Abdel Salam, M.D.New Britain, CT1144509316
  3. Gada Abdelhafiz, MDNew London, CT1467649558
  4. Mahmoud Abdelrahman, MDBridgeport, CT1467072868
  5. Simon Abi-SalehBridgeport, CT1891315529
  6. Gerard Abidor, D.O.Bridgeport, CT1518014539
  7. Richard Abraham, M.D.Canton, CT1023044252
  8. Odaliz Abreu-Lanfranco, MDNew Haven, CT1538276134
  9. Nila Aburto, MDStamford, CT1396325718
  10. Angelo Accomando, M.D.East Haven, CT1063454247

Common questions

What is Robert Lindberg, M.D.'s NPI number?

Robert Lindberg, M.D.'s National Provider Identifier (NPI) is 1295897973, issued on Dec 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert Lindberg, M.D. located?

The NPPES record lists a practice address at 1500 Post RD, Darien, CT, 06820. Phone: (203) 656-1012. Providers update this record themselves, so call before visiting.

How can I verify Robert Lindberg, M.D.'s license?

NPPES lists Connecticut license number 25927, 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 Robert Lindberg, M.D. prescribe under Medicare Part D?

In 2024, Robert Lindberg, M.D. had 811 Medicare Part D claims for 229 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is Robert Lindberg, M.D.'s Medicare quality score?

The 2023 MIPS final score is 79.1 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.