Heidi Gregersen, FNP
- Part D claims, 2024
- 52
- Hospital affiliations
- 1
- Industry payments
- $100
- Medical groups
- 2
- State license
- 1
- Practice address
- 2990 Cortez Ave, Idaho Falls, ID 83404
- Practice phone
- Call (208) 535-0440
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Monarch Healthcare
Idaho Falls, Idaho
Find Heidi Gregersen's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Heidi Gregersen is a women's health nurse practitioner in Idaho Falls, Idaho
Heidi Gregersen practices at Monarch Healthcare in Idaho Falls, Idaho.
Heidi Gregersen's NPI, 1467953125, was assigned on February 27, 2018. Heidi Gregersen holds Idaho license 57910.
- NPI
- 1467953125NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800143058
- NPI enumeration date
- February 27, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (208) 535-0440
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Heidi Gregersen practices at Monarch Healthcare in Idaho Falls, Idaho
Heidi Gregersen's primary practice is Monarch Healthcare, at 2990 Cortez Ave, Idaho Falls, ID 83404 in Bonneville County. The practice phone is (208) 535-0440.
- Monarch Healthcare2990 Cortez Ave, Idaho Falls, ID 83404 · Bonneville CountyPhone(208) 535-0440
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Heidi Gregersen is affiliated with 4 sites of care and 2 medical groups
Heidi Gregersen's primary practice is Monarch Healthcare in Idaho Falls, Idaho. Heidi Gregersen is also affiliated with Eastern Idaho Regional Medical Center. The medical group on file is Monarch Healthcare. Dmand AI also links Heidi Gregersen to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Heidi Gregersen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Heidi Gregersen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Monarch Healthcare | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Heidi Gregersen is one of 28 women's health nurse practitioners in Idaho
Women's health is Heidi Gregersen's primary specialty in the NPI Registry, under taxonomy code 363LW0102X. Heidi Gregersen is licensed in Idaho.
Specialties and state licenses
- Women's health nurse practitioner, IdahoPrimary
Women's health nurse practitioners near Heidi Gregersen
Counts of women's health nurse practitioners 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
Heidi Gregersen's patients have a median age of 38
Across all payers, Dmand AI patient panel data puts Heidi Gregersen's median patient age at 38, with 99% women.
Heidi Gregersen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 38
Patient panel by sex, all payers
- Women99%
- Men1%
Source: Dmand AI Patient Panel Data
Heidi Gregersen wrote 52 Medicare Part D claims in 2024
In 2024, Heidi Gregersen wrote 52 Medicare Part D claims for 14 patients. 92% of them were for generic drugs.
Heidi Gregersen's Part D claims by kind of drug, 2024
- Generic48 claims92%
- Brand-name and other4 claims8%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Heidi Gregersen takes part in Medicare
Heidi Gregersen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Heidi Gregersen received $100 in industry payments in 2025
CMS Open Payments shows 5 general payments to Heidi Gregersen from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Astellas Pharma US Inc paid the most, $85.
Companies that paid Heidi Gregersen the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Heidi Gregersen's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Heidi Gregersen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Heidi Gregersen's NPI number?
Heidi Gregersen's NPI number is 1467953125. It was assigned on February 27, 2018, and it is active in the NPI Registry.
What does Heidi Gregersen specialize in?
Heidi Gregersen is a women's health nurse practitioner in Idaho Falls, Idaho. The primary specialty in the NPI Registry is Women's Health Nurse Practitioner (taxonomy code 363LW0102X).
Where does Heidi Gregersen practice?
Heidi Gregersen practices at 2990 Cortez Ave, Idaho Falls, ID 83404. Heidi Gregersen's primary practice is Monarch Healthcare in Idaho Falls, Idaho. Dmand AI also links Heidi Gregersen to 2 group practices and clinics and 1 medical group.
What is Heidi Gregersen's office phone number?
The practice phone on file for Heidi Gregersen is (208) 535-0440.
What is Heidi Gregersen's medical license number?
Heidi Gregersen holds Idaho license 57910.
Which hospitals is Heidi Gregersen affiliated with?
Heidi Gregersen is affiliated with Eastern Idaho Regional Medical Center.
What medical group is Heidi Gregersen part of?
Heidi Gregersen is linked to Monarch Healthcare. Dmand AI links Heidi Gregersen to 1 more medical group.
Does Heidi Gregersen accept Medicare?
Yes. CMS lists Heidi Gregersen as accepting Medicare assignment.
Has Heidi Gregersen received payments from drug or device companies?
CMS Open Payments shows $100 in general payments to Heidi Gregersen from 2 companies from 2025 to 2025. The largest total came from Astellas Pharma US Inc.
How long has Heidi Gregersen been practicing?
Heidi Gregersen graduated from medical school in 2017, 9 years ago.
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