Melissa B. Gillespie
Emergency Medicine Physician · Boulder, CO
Melissa B. Gillespie is an emergency medicine physician with a practice address in Boulder, Colorado, and NPI 1649208471, issued on Jun 29, 2006. Check the license (Colorado DR.0056823, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Melissa B. Gillespie
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- DR.0056823 CO
036-084265 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4747 Arapahoe Ave, Boulder, CO 80303
- Phone
- (303) 415-7000
- Enumerated
- Jun 29, 2006
- Record last updated
- Jun 22, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (303) 306-7753
- Medicaid ID
- 036-084265 IL
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,434 in Colorado → Look up another NPI →
Also registered at 4747 Arapahoe Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jeska Albuisson, M.D.Internal Medicine Physician1184899320
- Carl Aldin, MDInternal Medicine Physician1932728565
- Chase Allen, PHARMDPharmacist1902727399
- Alice Ames, RDNRegistered Dietitian1013631084
- Lowell Anderson-Reitz, NPAdult Health Nurse Practitioner1255374849
Verify Melissa B. Gillespie in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0056823Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average emergency medicine physician in 2024
41 Medicare Part D claims for 32 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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.
Melissa B. Gillespie among 1,434 emergency medicine physician records in Colorado
Melissa B. Gillespie is one of 1,434 emergency medicine physician records with a practice address in Colorado. 77% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 57% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2016 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Colorado
There are 1,434 emergency medicine physician records in Colorado.
All 1,434 in Colorado → Every provider in Boulder → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Matthew Loran, M.D.Boulder, CO 803031376521641
- Justin McLean, M.D.Boulder, CO 803031154688505
- Damon NegriBoulder, CO 803031124193453
- Christine Riguzzi, MDBoulder, CO 803031245550045
- Michael SchlegelBoulder, CO 803031740252220
- Alison SheetsBoulder, CO 803031164634218
- Kr Spotts, D.O.Boulder, CO 803031083664486
- Michael Thompson, M.D.Boulder, CO 803031316924178
Common questions
What is Melissa B. Gillespie's NPI number?
Melissa B. Gillespie's National Provider Identifier (NPI) is 1649208471, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Melissa B. Gillespie located?
The NPPES record lists a practice address at 4747 Arapahoe Ave, Boulder, CO, 80303. Phone: (303) 415-7000. Providers update this record themselves, so call before visiting.
How can I verify Melissa B. Gillespie's license?
NPPES lists Colorado license number DR.0056823, 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 Melissa B. Gillespie prescribe under Medicare Part D?
In 2024, Melissa B. Gillespie had 41 Medicare Part D claims for 32 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
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.