NPPES file of Aug 9, 2026

Nilanjana Sen Dasgupta, M.D.

Internal Medicine Physician · Round Rock, TX

Nilanjana Sen Dasgupta, M.D. is an internal medicine physician with a practice address in Round Rock, Texas, and NPI 1598703084, issued on Jun 4, 2006. Check the license (Texas L8029, as entered in NPPES) on the Texas 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
1598703084
Name
Nilanjana Sen Dasgupta
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
L8029 TX
Self-reported in NPPES; status is on the state search
Practice location
3950 N A W Grimes Blvd Ste N104, Round Rock, TX 78665
Phone
(877) 800-5722
Enumerated
Jun 4, 2006
Record last updated
Feb 24, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(512) 238-9294
Medicaid ID
165212501 TX
Medicare enrollment
Enrolled (PECOS I20040517000801); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3950 N A W Grimes Blvd Ste N104

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

  1. Kristen Dennehy, PAPhysician Assistant1952861106
  2. Gustavo Rodriguez, LPCProfessional Counselor1104043371

Verify Nilanjana Sen Dasgupta in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L8029
    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 Texas 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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57% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,372 Medicare Part D claims for 129 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Nilanjana Dasgupta1,372
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium121 claims
  2. Amlodipine Besylate78 claims
  3. Lisinopril72 claims
  4. Gabapentin56 claims
  5. Losartan Potassium56 claims
  6. Fluticasone Propionate47 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.

Bills Medicare through one group practice

  1. Peoples Community Clinic IncAustin, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nilanjana Sen Dasgupta among 9,175 internal medicine physician records in Texas

Nilanjana Sen Dasgupta, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 59% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1997 · median 2004 among the 6,088 with a school on file
  • Record last updated2021 · 49% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

63 internal medicine physician records list a practice address in Round Rock

They are 63 of the 3,815 NPPES records with a practice address in Round Rock, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Ashraf Anani, M.D.Round Rock, TX 786651629041710
  2. Brian Anderson, D.O.Round Rock, TX 786651598886954
  3. Kendall Britt, M.D.Round Rock, TX 786651932138567
  4. Satya Sree Chalasani, M.D.Round Rock, TX 786651346408325
  5. Trina Dorrah, M.D.Round Rock, TX 786651326104183
  6. Robyn Fader, MDRound Rock, TX 786651609846781
  7. Christopher Farmer, M.D.Round Rock, TX 786651619136462
  8. Tapasdip Gajjar, MDRound Rock, TX 786651437129707

Common questions

What is Nilanjana Sen Dasgupta, M.D.'s NPI number?

Nilanjana Sen Dasgupta, M.D.'s National Provider Identifier (NPI) is 1598703084, issued on Jun 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nilanjana Sen Dasgupta, M.D. located?

The NPPES record lists a practice address at 3950 N A W Grimes Blvd Ste N104, Round Rock, TX, 78665. Phone: (877) 800-5722. Providers update this record themselves, so call before visiting.

How can I verify Nilanjana Sen Dasgupta, M.D.'s license?

NPPES lists Texas license number L8029, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Nilanjana Sen Dasgupta, M.D. prescribe under Medicare Part D?

In 2024, Nilanjana Sen Dasgupta, M.D. had 1,372 Medicare Part D claims for 129 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.