Diego M. Freitas, M.D.
Internal Medicine Physician · Parker, CO
Diego M. Freitas, M.D. is an internal medicine physician with a practice address in Parker, Colorado, and NPI 1487634481, issued on Jan 18, 2006. Check the license (Colorado 36642, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Diego M. Freitas
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 36642 CO
ME 85363 FL
Self-reported in NPPES; status is on the state search - Practice location
- 12230 Lioness Way, Parker, CO 80134
- Phone
- (720) 644-9355
- Enumerated
- Jan 18, 2006
- Record last updated
- Aug 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 264811300 FL
- Medicare enrollment
- Enrolled (PECOS I20140226000791); accepts Medicare assignment
- Medical or professional school
- Uniformed Services Uhs Fe Hebert School Of Med, 1985
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,046 in Colorado → Look up another NPI →
Also registered at 12230 Lioness Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rachel Allen, AGPCNP-BCGerontology Nurse Practitioner1417651332
- Suzette Allen, PTPhysical Therapist1518430057
- Ekua Antwi, FNPFamily Nurse Practitioner1336721976
- Kyla Araujo, ACNPC-AGAcute Care Nurse Practitioner1952955866
- Elizabeth ArbuisoFamily Nurse Practitioner1972250017
- James Archuleta, FNP-BCFamily Nurse Practitioner1316220742
Verify Diego M. Freitas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 36642Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.9 times the Medicare Part D claims of the average internal medicine physician in 2024
15,422 Medicare Part D claims for 591 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims. 122 claims were for opioids.
Most prescribed
- Levothyroxine Sodium955 claims
- Eliquis805 claims
- Atorvastatin Calcium726 claims
- Furosemide633 claims
- Gabapentin452 claims
- Amlodipine Besylate435 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): 74.5 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Select Physical Therapy OF West Denver Limited PartnershipGreeley, CO
- Summit Medical Consultants PLLCFort Collins, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Diego M. Freitas among 2,046 internal medicine physician records in Colorado
Diego M. Freitas, M.D. is one of 2,046 internal medicine physician records with a practice address in Colorado. 71% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1985 · median 2006 among the 1,090 with a school on file
- Record last updated2021 · 61% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
41 internal medicine physician records list a practice address in Parker
They are 41 of the 1,871 NPPES records with a practice address in Parker, and 2,046 internal medicine physician records in Colorado.
All 2,046 in Colorado → Every provider in Parker → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Vineela Battini, M.D.Parker, CO 801341710116348
- Diana Brightbill, MDParker, CO 801341396713244
- Frank Ernst, MDParker, CO 801341134340482
- Shauna Gulley, M.D.Parker, CO 801341356553879
- Shahid Javery, MDParker, CO 801341871658567
- Rajendra Kadari, M.D.Parker, CO 801341598946675
- Michele Keffeler, M.D.Parker, CO 801341477810190
- Dennis Kinder, M.D.Parker, CO 801341598827255
Common questions
What is Diego M. Freitas, M.D.'s NPI number?
Diego M. Freitas, M.D.'s National Provider Identifier (NPI) is 1487634481, issued on Jan 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Diego M. Freitas, M.D. located?
The NPPES record lists a practice address at 12230 Lioness Way, Parker, CO, 80134. Phone: (720) 644-9355. Providers update this record themselves, so call before visiting.
How can I verify Diego M. Freitas, M.D.'s license?
NPPES lists Colorado license number 36642, 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 Diego M. Freitas, M.D. prescribe under Medicare Part D?
In 2024, Diego M. Freitas, M.D. had 15,422 Medicare Part D claims for 591 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Diego M. Freitas, M.D.'s MIPS final score?
The 2023 MIPS final score is 74.5 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.