Gregory Russell Balko, MD
Emergency Medicine Physician · Aspen, CO
Gregory Russell Balko, MD is an emergency medicine physician with a practice address in Aspen, Colorado, and NPI 1932103405, issued on Jun 11, 2005. Check the license (Colorado 37036, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gregory Russell Balko
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 37036 CO
Self-reported in NPPES; status is on the state search - Practice location
- 401 Castle Creek RD, Aspen, CO 81611
- Phone
- (970) 544-1228
- Enumerated
- Jun 11, 2005
- Record last updated
- Feb 24, 2026
- Medicaid ID
- 92854532 CO
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,434 in Colorado → Look up another NPI →
Also registered at 401 Castle Creek RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Joseph Ayers, D.O.Emergency Medicine Physician1912909136
- Ellen Barlow, DPTPhysical Therapist1316435357
- Jon Beck, MDAnesthesiology Physician1609811645
- Catherine Bernard, M.D.Emergency Medicine Physician1972505170
- Cecil Carder, MPTOrthopedic Physical Therapist1659579449
Verify Gregory Russell Balko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 37036Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average emergency medicine physician in 2024
86 Medicare Part D claims for 70 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.
Gregory Russell Balko among 1,434 emergency medicine physician records in Colorado
Gregory Russell Balko, MD 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 88% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2026 · 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).
8 emergency medicine physician records list a practice address in Aspen
They are 8 of the 301 NPPES records with a practice address in Aspen, and 1,434 emergency medicine physician records in Colorado.
All 1,434 in Colorado → Every provider in Aspen → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Joseph Ayers, D.O.Aspen, CO 816111912909136
- Catherine Bernard, M.D.Aspen, CO 816111972505170
- Darbi Cox, M.D.Aspen, CO 816111033505649
- Scott Gallagher, M.D.Aspen, CO 816111043213580
- John Glismann, MDAspen, CO 816111629073523
- Joseph Martinez, M.D.Aspen, CO 816111336141449
- Erica Morse, M.D.Aspen, CO 816111104169770
- Stewart Greisman, D.O.Avon, CO 816201831201607
Common questions
What is Gregory Russell Balko, MD's NPI number?
Gregory Russell Balko, MD's National Provider Identifier (NPI) is 1932103405, issued on Jun 11, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Russell Balko, MD located?
The NPPES record lists a practice address at 401 Castle Creek RD, Aspen, CO, 81611. Phone: (970) 544-1228. Providers update this record themselves, so call before visiting.
How can I verify Gregory Russell Balko, MD's license?
NPPES lists Colorado license number 37036, 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 Gregory Russell Balko, MD prescribe under Medicare Part D?
In 2024, Gregory Russell Balko, MD had 86 Medicare Part D claims for 70 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.