NPPES file of Aug 9, 2026

Paul Michael Estrada, M.D.

Gastroenterology Physician · Madison, WI

Paul Michael Estrada, M.D. is a gastroenterology physician with a practice address in Madison, Wisconsin, and NPI 1770929226, issued on May 10, 2013. Check the license (Wisconsin 63903, as entered in NPPES) on the Wisconsin Medical Examining 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
1770929226
Name
Paul Michael Estrada
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
63903 WI
S5890 TX
Self-reported in NPPES; status is on the state search
Practice location
437 N Frances St, Madison, WI 53703
Phone
(210) 215-8676
Enumerated
May 10, 2013
Record last updated
Apr 23, 2025
Medicare enrollment
Enrolled (PECOS I20200616002574); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Verify Paul Michael Estrada in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 63903
    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 Wisconsin license search

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66% fewer Medicare Part D claims than the average gastroenterology physician in 2024

276 Medicare Part D claims for 107 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.

  1. Paul Estrada276
  2. Specialty average811

Most prescribed

  1. Ursodiol40 claims
  2. Colestipol Hcl26 claims
  3. Omeprazole25 claims
  4. Pantoprazole Sodium23 claims
  5. Dicyclomine Hcl17 claims
  6. Peg-3350 And Electrolytes14 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: $45.07

2 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Paul Estrada$45.07
  2. Specialty average$5,015.95

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

Bills Medicare through 2 group practices

  1. EL Paso County Hospital DistrictEl Paso, TX
  2. Texas Tech University Health Sciences Center EL PasoEl Paso, TX

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

Paul Michael Estrada among 340 gastroenterology physician records in Wisconsin

Paul Michael Estrada, M.D. is one of 340 gastroenterology physician records with a practice address in Wisconsin. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 79% of them.

  • NPI issued2013 · 79% of these records are older, 18% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2016 · median 2003 among the 239 with a school on file
  • Record last updated2025 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Wisconsin

There are 340 gastroenterology physician records in Wisconsin.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Antonio Bosch, MDMadison, WI 537051295743656
  2. Freddy Caldera, D.O.Madison, WI 537051255594537
  3. Rodrigo Castillo, MDMadison, WI 537051811007305
  4. Ian Grimes, M.D.Madison, WI 537051275737165
  5. Megan LutzMadison, WI 537051306232863
  6. Gregory Nelligan, M.D.Madison, WI 537051205924842
  7. Vinay Patel, M.D.Madison, WI 537051639583750
  8. Mark Reichelderfer, MDMadison, WI 537051699736512

Common questions

What is Paul Michael Estrada, M.D.'s NPI number?

Paul Michael Estrada, M.D.'s National Provider Identifier (NPI) is 1770929226, issued on May 10, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Paul Michael Estrada, M.D. located?

The NPPES record lists a practice address at 437 N Frances St, Madison, WI, 53703. Phone: (210) 215-8676. Providers update this record themselves, so call before visiting.

How can I verify Paul Michael Estrada, M.D.'s license?

NPPES lists Wisconsin license number 63903, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Paul Michael Estrada, M.D. prescribe under Medicare Part D?

In 2024, Paul Michael Estrada, M.D. had 276 Medicare Part D claims for 107 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.