NPPES file of Aug 9, 2026

Mary Adel Elmasri, M.D

Critical Care Medicine (Internal Medicine) Physician · Lakewood, CO

Mary Adel Elmasri, M.D is a critical care medicine (internal medicine) physician with a practice address in Lakewood, Colorado, and NPI 1295930931, issued on Jun 20, 2007. Check the license (Colorado DR.0055535, 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
1295930931
Name
Mary Adel Elmasri
Credential
M.D
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License number
DR.0055535 CO
Self-reported in NPPES; status is on the state search
Practice location
274 Union Blvd Ste 110, Lakewood, CO 80228
Phone
(303) 951-0600
Enumerated
Jun 20, 2007
Record last updated
Mar 5, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(303) 951-0605
Medicare enrollment
Enrolled (PECOS I20150909000184); accepts Medicare assignment
Medical or professional school
Saint Louis University School Of Medicine, 2007
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 274 Union Blvd Ste 110

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

  1. Rihab Ahmed-Taha, MDNephrology Physician1518164300
  2. Kolene Bailey, MDCritical Care Medicine (Internal Medicine) Physician1346515574
  3. Fatima Ballout, M.D.Nephrology Physician1881043131
  4. Alexander Benson, M.D.Critical Care Medicine (Internal Medicine) Physician1700895844
  5. Cortney Bosworth, M.D.Nephrology Physician1811043409
  6. Brendan Clark, MDCritical Care Medicine (Internal Medicine) Physician1265419659

Verify Mary Adel Elmasri in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0055535
    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

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76% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024

165 Medicare Part D claims for 49 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 61% of claims.

  1. Mary Elmasri165
  2. Specialty average696

Most prescribed

  1. Trelegy Ellipta42 claims
  2. Albuterol Sulfate Hfa27 claims
  3. Spiriva Handihaler16 claims
  4. Symbicort12 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 MIPS final score for 2023 (Medicare payment program): 91.9 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 score92.1
  2. Costout of 100 · 30%67.9
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $45.48

2 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 2,708 providers of this specialty with any payment received $2,958.68 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Elmasri$45.48
  2. Specialty average$2,958.68

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. Critical Care Pulmonary And Sleep Associates Professional LLPLakewood, CO

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

Mary Adel Elmasri among 149 critical care medicine (internal medicine) physician records in Colorado

Mary Adel Elmasri, M.D is one of 149 critical care medicine (internal medicine) physician records with a practice address in Colorado. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.

  • NPI issued2007 · 41% of these records are older, 44% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated2007 · median 2005 among the 123 with a school on file
  • Record last updated2018 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in Colorado

There are 149 critical care medicine (internal medicine) physician records in Colorado.

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

  1. Alexander Benson, M.D.Lakewood, CO 802281700895844
  2. Darren Boe, M.D.Lakewood, CO 802281235276502
  3. Robert Bogin, M.D.Lakewood, CO 802281841316262
  4. Thomas Bost, M.D.Lakewood, CO 802281922074285
  5. Brendan Clark, MDLakewood, CO 802281265419659
  6. Paula Dennen, M.D.Lakewood, CO 802281023084217
  7. Matthew Dickinson, M.D.Lakewood, CO 802281396711453
  8. Joseph Heit, M.D.Lakewood, CO 802281669448759

Common questions

What is Mary Adel Elmasri, M.D's NPI number?

Mary Adel Elmasri, M.D's National Provider Identifier (NPI) is 1295930931, issued on Jun 20, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mary Adel Elmasri, M.D located?

The NPPES record lists a practice address at 274 Union Blvd Ste 110, Lakewood, CO, 80228. Phone: (303) 951-0600. Providers update this record themselves, so call before visiting.

How can I verify Mary Adel Elmasri, M.D's license?

NPPES lists Colorado license number DR.0055535, 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 Mary Adel Elmasri, M.D prescribe under Medicare Part D?

In 2024, Mary Adel Elmasri, M.D had 165 Medicare Part D claims for 49 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions only.

What is Mary Adel Elmasri, M.D's MIPS final score?

The 2023 MIPS final score is 91.9 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), 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.