NPPES file of Aug 9, 2026

Lisa K. Mathew, M.D.

Gastroenterology Physician · Castle Rock, CO

Lisa K. Mathew, M.D. is a gastroenterology physician with a practice address in Castle Rock, Colorado, and NPI 1639331200, issued on Jun 25, 2008. Check the license (Colorado DR.0054046, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639331200
Name
Lisa K. Mathew
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
DR.0054046 CO
Self-reported in NPPES; status is on the state search
Practice location
3911 Ambrosia St Ste 201, Castle Rock, CO 80109
Phone
(303) 788-8888
Enumerated
Jun 25, 2008
Record last updated
Aug 23, 2023
Fax
(844) 347-5158
Medicare enrollment
Enrolled (PECOS I20141020000771); accepts Medicare assignment
Medical or professional school
Duke University School Of Medicine, 2008
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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Also registered at 3911 Ambrosia St Ste 201

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

  1. Carl Barlow, CRNACertified Registered Nurse Anesthetist1750633780
  2. Danielle Clark, CRNACertified Registered Nurse Anesthetist1821352485
  3. Martin Cornett, CRNACertified Registered Nurse Anesthetist1447426812
  4. Christopher Haydek, MDGastroenterology Physician1164963336
  5. Sandra Joll, CRNACertified Registered Nurse Anesthetist1780787655
  6. Ankush Kalra, M.D.Gastroenterology Physician1811332364

Verify Lisa K. Mathew in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0054046
    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 Colorado 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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48% fewer Medicare Part D claims than the average gastroenterology physician in 2024

418 Medicare Part D claims for 185 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.

  1. Lisa Mathew418
  2. Specialty average811

Most prescribed

  1. Omeprazole76 claims
  2. Sutab69 claims
  3. Pantoprazole Sodium45 claims
  4. Ondansetron Odt30 claims
  5. Colestipol Hcl27 claims
  6. Nortriptyline Hcl21 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 MIPS final score for 2023 (Medicare payment program): 78.2 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score87.5
  2. Costout of 100 · 30%40.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $3,016.51

135 payments; by number, the most common kind was food and beverage; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. 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. Lisa Mathew$3,016.51
  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 one group practice

  1. South Denver Gastroenterology, P.CLone Tree, CO

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

Lisa K. Mathew among 334 gastroenterology physician records in Colorado

Lisa K. Mathew, M.D. is one of 334 gastroenterology physician records with a practice address in Colorado. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 63% of them.

  • NPI issued2008 · 63% of these records are older, 31% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated2008 · median 2003 among the 258 with a school on file
  • Record last updated2023 · 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 207RG0100X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Colorado

There are 334 gastroenterology physician records in Colorado.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Maneesh Gupta, M.D.Castle Rock, CO 801091417271420
  2. Christopher Haydek, MDCastle Rock, CO 801091164963336
  3. Ankush Kalra, M.D.Castle Rock, CO 801091811332364
  4. Mandip Kc, MDCastle Rock, CO 801091487099685
  5. Peter Le, M.D.Castle Rock, CO 801091942460209
  6. Laura Rosenberg, M.D.Castle Rock, CO 801091912197005
  7. Jehad Barakat, MDCentennial, CO 801121770598229
  8. Collin Beckstrom, DOCentennial, CO 801121558999482

Common questions

What is Lisa K. Mathew, M.D.'s NPI number?

Lisa K. Mathew, M.D.'s National Provider Identifier (NPI) is 1639331200, issued on Jun 25, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Lisa K. Mathew, M.D. located?

The NPPES record lists a practice address at 3911 Ambrosia St Ste 201, Castle Rock, CO, 80109. Phone: (303) 788-8888. Providers update this record themselves, so call before visiting.

How can I verify Lisa K. Mathew, M.D.'s license?

NPPES lists Colorado license number DR.0054046, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Lisa K. Mathew, M.D. prescribe under Medicare Part D?

In 2024, Lisa K. Mathew, M.D. had 418 Medicare Part D claims for 185 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Lisa K. Mathew, M.D.'s MIPS final score?

The 2023 MIPS final score is 78.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.