Erik Lars Hermstad
Emergency Medicine Physician · Fort Collins, CO
Erik Lars Hermstad is an emergency medicine physician with a practice address in Fort Collins, Colorado, and NPI 1164598629, issued on Nov 27, 2006. Check the license (Colorado 49577, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Erik Lars Hermstad
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 49577 CO
01062368A IN
M8035 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1024 S Lemay Ave, Fort Collins, CO 80524
- Phone
- (303) 306-7783
- Enumerated
- Nov 27, 2006
- Record last updated
- Feb 19, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (303) 306-7753
- Medicaid ID
- 11828862 CO
- Medicare enrollment
- Enrolled (PECOS I20110601000344); accepts Medicare assignment
- Medical or professional school
- University Of Kansas School Of Med (Kc/Wich/Sal), 2004
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,434 in Colorado → Look up another NPI →
Also registered at 1024 S Lemay Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Erik Lars Hermstad in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 49577Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% more Medicare Part D claims than the average emergency medicine physician in 2024
308 Medicare Part D claims for 222 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 30 claims were for opioids.
Most prescribed
- Ondansetron Odt40 claims
- Hydrocodone-Acetaminophen24 claims
- Cephalexin21 claims
- Prednisone21 claims
- Cefuroxime19 claims
- Cyclobenzaprine Hcl14 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): 88.6 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).
Bills Medicare through one group practice
- Emergency Physicians OF The Rockies, PCFort Collins, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erik Lars Hermstad among 1,434 emergency medicine physician records in Colorado
Erik Lars Hermstad 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 fileYes · 57% of these records are
- Graduated2004 · median 2011 among the 810 with a school on file
- Record last updated2014 · 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 Fort Collins → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Kriss DellotaFort Collins, CO 805241730164708
- Brandon Farmer, M.D.Fort Collins, CO 805241851336077
- David Farstad, MDFort Collins, CO 805241487683132
- Jason GreenFort Collins, CO 805241790758233
- Tara HallahanFort Collins, CO 805241508849514
- Philip JohnstonFort Collins, CO 805241467484733
- Henry LandsgaardFort Collins, CO 805241902889967
- John LuttrellFort Collins, CO 805241891727160
Common questions
What is Erik Lars Hermstad's NPI number?
Erik Lars Hermstad's National Provider Identifier (NPI) is 1164598629, issued on Nov 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Erik Lars Hermstad located?
The NPPES record lists a practice address at 1024 S Lemay Ave, Fort Collins, CO, 80524. Phone: (303) 306-7783. Providers update this record themselves, so call before visiting.
How can I verify Erik Lars Hermstad's license?
NPPES lists Colorado license number 49577, 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 Erik Lars Hermstad prescribe under Medicare Part D?
In 2024, Erik Lars Hermstad had 308 Medicare Part D claims for 222 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Erik Lars Hermstad's MIPS final score?
The 2023 MIPS final score is 88.6 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.