Erik Lars Hermstad

  • Fort Collins, CO
  • Emergency medicine physician
NPI1164598629PAC ID9436229036
Medicare services, 2024
590
Medicare patients, 2024
427
Part D claims, 2024
308
MIPS score, 2024
93
Hospital affiliations
4
Practice address
1024 S Lemay Ave, Fort Collins, CO 80524
Practice phone
Call (970) 495-7000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCHealth Poudre Valley Hospital

Hospital · Fort Collins, Colorado

See all 5 affiliations

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Erik Lars Hermstad is an emergency medicine physician in Fort Collins, Colorado

Erik Hermstad practices at UCHealth Poudre Valley Hospital in Fort Collins, Colorado, part of UCHealth.

Erik Hermstad's NPI, 1164598629, was assigned on November 27, 2006. Erik Hermstad graduated from University of Kansas School of Med (KC/Wich/Sal) in 2004. Erik Hermstad holds Colorado license 49577.

NPI and contact details
Medicare PAC ID
9436229036
NPI enumeration date
November 27, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(970) 495-7000
Professional email
Get email
Personal email
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Mobile number
Get number
Sex
Male
Estimated age
48
Medical school graduation
2004

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Erik Lars Hermstad practices at UCHealth Poudre Valley Hospital in Fort Collins, Colorado

Erik Hermstad's primary practice is UCHealth Poudre Valley Hospital, at 1024 S Lemay Ave, Fort Collins, CO 80524 in Larimer County. The practice phone is (970) 495-7000.

Source: Dmand AI Affiliation Data

Erik Lars Hermstad is affiliated with 4 sites of care and 1 medical group

Erik Hermstad's primary practice is UCHealth Poudre Valley Hospital in Fort Collins, Colorado, part of UCHealth. Erik Hermstad is also affiliated with UCHealth Medical Center of the Rockies. The medical group on file is Emergency Physicians of the Rockies. Dmand AI also links Erik Hermstad to 2 more hospitals, each named with a free account.

See all 5 affiliations for Erik Hermstad

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Erik Lars Hermstad's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Erik Hermstad practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCHealth Poudre Valley HospitalAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Erik Lars Hermstad is one of 1,226 emergency medicine physicians in Colorado

Emergency medicine is Erik Hermstad's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Erik Hermstad's licenses on file in 3 states: Colorado, Indiana and Texas.

Specialties and state licenses

  • Emergency medicine, ColoradoPrimaryLicense 49577 · taxonomy 207P00000X
  • Indiana licenseLicense 01062368A
  • Texas licenseLicense M8035

Emergency medicine physicians near Erik Hermstad

Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Erik Lars Hermstad billed Medicare for 590 services in 2024

CMS data shows 590 Medicare services from Erik Hermstad across 5 procedure codes in 2024, for 427 Medicare patients. Medicare paid $53,968 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024590
Medicare patients427
Paid by Medicare$53,968
Procedure codes5

Erik Hermstad's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 5842024: 42927%
Tests and treatments
2023: 2152024: 16125%

Erik Hermstad compared with the Colorado median for emergency medicine physicians, 2024

  • Erik Hermstad
  • Colorado median
Medicare services
590vs 1993.0 times
Medicare patients
427vs 1932.2 times
Part D claims
185vs 345.4 times

Medians across 1,237 emergency medicine physicians in Colorado with Dmand AI profiles that report each measure.

Erik Hermstad's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Erik Lars Hermstad treated 427 Medicare patients in 2024, average age 75

CMS counts 427 Medicare patients who saw Erik Hermstad in 2024. The largest group is 75 to 84, with 147 patients. 73% of them have high blood pressure, and 70% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.84, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Erik Hermstad's median patient age at 50, with 58% women.

Medicare patients, 2024427
Average age75
Average risk score1.84
Also on Medicaid17%

Erik Hermstad's Medicare patients by age, 2024

Erik Hermstad's Medicare patients by sex, 2024

  • Women23355%
  • Men19445%

Chronic conditions among Erik Hermstad's Medicare patients, 2024

  1. High blood pressure73%
  2. High cholesterol70%
  3. Arthritis54%
  4. Mood disorders41%
  5. Depression39%
  6. Anxiety37%
  7. Chronic kidney disease34%
  8. Ischemic heart disease34%

Share of Medicare patients with each condition. A patient can have several.

Erik Hermstad's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 50

Patient panel by sex, all payers

  • Women58%
  • Men41%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Erik Lars Hermstad wrote 308 Medicare Part D claims in 2024

In 2024, Erik Hermstad wrote 308 Medicare Part D claims for 222 patients. 95% of them were for generic drugs. CMS names the drug for 185 of them, across 10 drugs with 11 or more claims each, at $981 in total drug cost. In 2023, CMS named 138 claims across 6 drugs.

Part D claims, 2024308
Drugs named by CMS10
Total drug cost$981
Part D patients222

Erik Hermstad's Part D claims by kind of drug, 2024

  • Generic292 claims95%
  • Brand-name16 claims5%

Erik Hermstad's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Erik Hermstad's Part D claims, 2024

  • Opioids10%30 of 308 claims
  • Antibiotics33%101 of 308 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1382024: 18534%

Drugs named by CMS: 10 in 2024, 6 in 2023.

See all prescribing by Erik Hermstad

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Erik Lars Hermstad scored 93 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Erik Hermstad for performance year 2024, reported as part of a group. Erik Hermstad accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Erik Hermstad's MIPS scores, performance year 2024

  • 93of 100Final score
  • 87.3of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Erik Lars Hermstad graduated from University of Kansas School of Med (KC/Wich/Sal)

Erik Hermstad graduated from University of Kansas School of Med (KC/Wich/Sal) in 2004.

  1. Medical schoolUniversity of Kansas School of Med (KC/Wich/Sal)

Source: Dmand AI Professional Profile Data

Sources for Erik Lars Hermstad's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Erik Lars Hermstad

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Erik Lars Hermstad's NPI number?

Erik Lars Hermstad's NPI number is 1164598629. It was assigned on November 27, 2006, and it is active in the NPI Registry.

What does Erik Lars Hermstad specialize in?

Erik Lars Hermstad is an emergency medicine physician in Fort Collins, Colorado. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Erik Lars Hermstad practice?

Erik Hermstad practices at 1024 S Lemay Ave, Fort Collins, CO 80524. Erik Hermstad's primary practice is UCHealth Poudre Valley Hospital in Fort Collins, Colorado, part of UCHealth. Dmand AI also links Erik Hermstad to 2 hospitals.

What is Erik Lars Hermstad's office phone number?

The practice phone on file for Erik Hermstad is (970) 495-7000.

What is Erik Lars Hermstad's medical license number?

Erik Hermstad holds Colorado license 49577, one of the licenses on file in 3 states.

Which states has Erik Lars Hermstad been licensed in?

Dmand AI has state licenses on file for Erik Hermstad in Colorado, Indiana and Texas.

Which hospitals is Erik Lars Hermstad affiliated with?

Erik Hermstad practices at UCHealth Poudre Valley Hospital in Fort Collins, Colorado. Erik Hermstad is also affiliated with UCHealth Medical Center of the Rockies. Dmand AI links Erik Hermstad to 2 more hospitals.

What medical group is Erik Lars Hermstad part of?

Erik Hermstad is linked to Emergency Physicians of the Rockies.

Does Erik Lars Hermstad accept Medicare?

Yes. CMS data shows Erik Hermstad billed Medicare for 590 services in 2024, and Erik Hermstad accepts Medicare assignment.

What is Erik Lars Hermstad's MIPS score?

Erik Hermstad's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.

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How many Medicare patients does Erik Lars Hermstad see?

CMS counts 427 Medicare patients who saw Erik Hermstad in 2024, with an average age of 75.

What services does Erik Lars Hermstad bill to Medicare?

In 2024, Erik Hermstad's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).

Where did Erik Lars Hermstad go to medical school?

Erik Hermstad graduated from University of Kansas School of Med (KC/Wich/Sal) in 2004.

What drugs does Erik Lars Hermstad prescribe most?

In 2024 Medicare Part D data, Erik Hermstad's most prescribed drugs by claims were Ondansetron ODT, Hydrocodone-Acetaminophen and Cephalexin.

How long has Erik Lars Hermstad been practicing?

Erik Hermstad graduated from medical school in 2004, 22 years ago.

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