Mary Elizabeth Dion, M.D.
Family Medicine Physician · Westminster, CO
Mary Elizabeth Dion, M.D. is a family medicine physician with a practice address in Westminster, Colorado, and NPI 1881911808, issued on Apr 29, 2010. Check the license (Colorado 47074, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mary Elizabeth Dion
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 47074 CO
Self-reported in NPPES; status is on the state search - Practice location
- 14300 Orchard Pkwy, Westminster, CO 80023
- Phone
- (303) 430-5560
- Enumerated
- Apr 29, 2010
- Record last updated
- Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (303) 430-5565
- Medicaid ID
- 99737833 CO
- Medicare enrollment
- Enrolled (PECOS I20110425000118); accepts Medicare assignment
- Medical or professional school
- Medical College Of Georgia School Of Medicine, 2007
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,563 in Colorado → Look up another NPI →
Also registered at 14300 Orchard Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sara Brady, WHNPWomen's Health Nurse Practitioner1881119980
- Emily BressanFamily Medicine Physician1992266480
Verify Mary Elizabeth Dion in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 47074Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
35% more Medicare Part D claims than the average family medicine physician in 2024
4,770 Medicare Part D claims for 324 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 171 claims were for opioids.
Most prescribed
- Atorvastatin Calcium309 claims
- Levothyroxine Sodium204 claims
- Gabapentin171 claims
- Lisinopril170 claims
- Metformin Hcl161 claims
- Amlodipine Besylate152 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): 88.2 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $19.70
1 payment: food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Catholic Health Initiatives ColoradoWestminster, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Elizabeth Dion among 3,563 family medicine physician records in Colorado
Mary Elizabeth Dion, M.D. is one of 3,563 family medicine physician records with a practice address in Colorado. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 64% of them.
- NPI issued2010 · 64% of these records are older, 33% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2007 · median 2008 among the 2,077 with a school on file
- Record last updated2018 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
192 family medicine physician records list a practice address in Westminster
They are 192 of the 2,492 NPPES records with a practice address in Westminster, and 3,563 family medicine physician records in Colorado.
All 3,563 in Colorado → Every provider in Westminster → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- John Burchinal, DOBroomfield, CO 800231659401420
- Elena Chertkova, MDWestminster, CO 800231356445605
- Stephen Cobb, MDThornton, CO 800231194771899
- Sara Diaz, DOWestminster, CO 800231417111899
- Ryan Flint, DOWestminster, CO 800231730226010
- Trevor Harrington, D.O.Westminster, CO 800231558773986
- Eric Keahey, M.D.Westminster, CO 800231265610141
- James Millard, D.O.Broomfield, CO 800231881691202
Common questions
What is Mary Elizabeth Dion, M.D.'s NPI number?
Mary Elizabeth Dion, M.D.'s National Provider Identifier (NPI) is 1881911808, issued on Apr 29, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Mary Elizabeth Dion, M.D. located?
The NPPES record lists a practice address at 14300 Orchard Pkwy, Westminster, CO, 80023. Phone: (303) 430-5560. Providers update this record themselves, so call before visiting.
How can I verify Mary Elizabeth Dion, M.D.'s license?
NPPES lists Colorado license number 47074, 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 Elizabeth Dion, M.D. prescribe under Medicare Part D?
In 2024, Mary Elizabeth Dion, M.D. had 4,770 Medicare Part D claims for 324 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Mary Elizabeth Dion, M.D.'s MIPS final score?
The 2023 MIPS final score is 88.2 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.