Tracy Lyon, MD
Obstetrics & Gynecology Physician · Littleton, CO
Tracy Lyon, MD is an obstetrics & gynecology physician with a practice address in Littleton, Colorado, and NPI 1548686751, issued on Mar 12, 2014. Check the license (Colorado CDR.2300, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Tracy Lyon
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- CDR.2300 CO
Self-reported in NPPES; status is on the state search - Practice location
- 7700 S Broadway, Littleton, CO 80122
- Phone
- (303) 730-5830
- Enumerated
- Mar 12, 2014
- Record last updated
- Nov 4, 2025
- Fax
- (303) 734-3933
- Medicaid ID
- 336954803 TX
- Medicare enrollment
- Enrolled (PECOS I20250506001837); accepts Medicare assignment
- Medical or professional school
- Baylor College Of Medicine, 1996
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 906 in Colorado → Look up another NPI →
Also registered at 7700 S Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carolyn Abman, MDObstetrics & Gynecology Physician1396824561
- Gleandy Adlaon Gott, NPNurse Practitioner1053538397
- Irfan Ali, D.O.Hospitalist Physician1649852419
- Stefen Ammon, MDEmergency Medicine Physician1730210733
- Jill Anderson, NNPCritical Care Neonatal Nurse Practitioner1720294622
- Tyler Anderson, PA-CPhysician Assistant1700470101
Verify Tracy Lyon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license CDR.2300Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 2 group practices
- Portercare Adventist Health SystemDenver, CO
- Questcare Obstetrics Colorado LLCLittleton, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tracy Lyon among 906 obstetrics & gynecology physician records in Colorado
Tracy Lyon, MD is one of 906 obstetrics & gynecology physician records with a practice address in Colorado. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 80% of them.
- NPI issued2014 · 80% of these records are older, 18% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated1996 · median 2008 among the 504 with a school on file
- Record last updated2025 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
41 obstetrics & gynecology physician records list a practice address in Littleton
They are 41 of the 3,918 NPPES records with a practice address in Littleton, and 906 obstetrics & gynecology physician records in Colorado.
All 906 in Colorado → Every provider in Littleton → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Monica Abarca, MDLittleton, CO 801221952480121
- Carolyn Abman, MDLittleton, CO 801221396824561
- Lisa Becker, MDLittleton, CO 801221487637286
- Roy Bergstrom, MDLittleton, CO 801221174506422
- Patricia Brown, MDLittleton, CO 801221700852191
- Catrina Bubier, MDLittleton, CO 801221699854869
- Scot Graham, MDLittleton, CO 801221568445369
- Kelly Lennon, MDLittleton, CO 801221154304418
Common questions
What is Tracy Lyon, MD's NPI number?
Tracy Lyon, MD's National Provider Identifier (NPI) is 1548686751, issued on Mar 12, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Tracy Lyon, MD located?
The NPPES record lists a practice address at 7700 S Broadway, Littleton, CO, 80122. Phone: (303) 730-5830. Providers update this record themselves, so call before visiting.
How can I verify Tracy Lyon, MD's license?
NPPES lists Colorado license number CDR.2300, 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.
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.