Dr. Maren Kristine Gregersen, MD
- Part D claims, 2024
- 145
- Publications
- 5
- Hospital affiliations
- 4
- Industry payments
- $310
- Medical groups
- 2
- Practice address
- 118 N Hospital Dr, Abbeville, LA 70510
- Practice phone
- Call (337) 893-5466
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. 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.
Dr. Maren Kristine Gregersen is a neurologist in Abbeville, Louisiana
Dr. Gregersen practices at Abbeville General Hospital in Abbeville, Louisiana, part of Vermilion Parish Police Jury.
Dr. Gregersen's NPI, 1598381220, was assigned on June 18, 2020. Dr. Gregersen graduated from Tulane University School of Medicine in 2020. Dr. Gregersen holds Missouri license 2024028369.
- NPI
- 1598381220NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4385066802
- NPI enumeration date
- June 18, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (337) 893-5466
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Maren Kristine Gregersen practices at Abbeville General Hospital in Abbeville, Louisiana
Dr. Gregersen's primary practice is Abbeville General Hospital, at 118 N Hospital Dr, Abbeville, LA 70510 in Vermilion Parish. The practice phone is (337) 893-5466.
- Abbeville General Hospital118 N Hospital Dr, Abbeville, LA 70510 · Vermilion ParishPhone(337) 893-5466
Source: Dmand AI Affiliation Data
Dr. Maren Kristine Gregersen is affiliated with 5 sites of care and 2 medical groups
Dr. Gregersen's primary practice is Abbeville General Hospital in Abbeville, Louisiana, part of Vermilion Parish Police Jury. Dr. Gregersen is also affiliated with Ochsner Medical Center - New Orleans. The medical group on file is Ochsner Health. Dmand AI also links Dr. Gregersen to 2 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Maren Kristine Gregersen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gregersen practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Abbeville General Hospital | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Vermilion Parish Police Jury and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Maren Kristine Gregersen is one of 200 neurologists in Louisiana
Neurology is Dr. Gregersen's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Gregersen is licensed in Missouri.
Specialties and state licenses
- Neurology, MissouriPrimary
Neurologists near Dr. Gregersen
Counts of neurologists 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
Dr. Maren Kristine Gregersen's patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Dr. Gregersen's median patient age at 76, with 57% women.
Dr. 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 76
Patient panel by sex, all payers
- Women57%
- Men43%
Source: Dmand AI Patient Panel Data
Dr. Maren Kristine Gregersen wrote 145 Medicare Part D claims in 2024
In 2024, Dr. Gregersen wrote 145 Medicare Part D claims for 37 patients. 93% of them were for generic drugs. CMS names the drug for 46 of them, across 2 drugs with 11 or more claims each, at $1,087 in total drug cost. In 2023, CMS named 46 claims across 3 drugs.
Dr. Gregersen's Part D claims by kind of drug, 2024
- Generic135 claims93%
- Brand-name and other10 claims7%
Dr. Gregersen'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 462024: 46No change
Drugs named by CMS: 2 in 2024, 3 in 2023.
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
Dr. Maren Kristine Gregersen offers telehealth to Medicare patients
Dr. Gregersen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Gregersen as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Maren Kristine Gregersen has 5 publications on record
Dmand AI links 5 papers to Dr. Gregersen, published from 2016 to 2020. Dr. Gregersen's most frequent co-authors are Philip E. Bickler, MD, Jasleen Kukreja, MD and Randall John Bateman, MD.
Dr. Gregersen's most frequent co-authors
- Philip E. Bickler, MD2 shared papers
- Jasleen Kukreja, MD2 shared papers
- Randall John Bateman, MD1 shared paper
Recent publications by Dr. Gregersen
See who Dr. Gregersen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gregersen works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Maren Kristine Gregersen received $310 in industry payments in 2025
CMS Open Payments shows 7 general payments to Dr. Gregersen from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Eisai Inc. paid the most, $160.
Companies that paid Dr. 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
Dr. Maren Kristine Gregersen graduated from Tulane University School of Medicine
Dr. Gregersen graduated from Tulane University School of Medicine in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Maren Kristine 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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. Maren Kristine 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 Dr. Maren Kristine Gregersen's NPI number?
Dr. Maren Kristine Gregersen's NPI number is 1598381220. It was assigned on June 18, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Maren Kristine Gregersen?
Dr. Maren Kristine Gregersen is a neurologist in Abbeville, Louisiana. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Maren Kristine Gregersen practice?
Dr. Gregersen practices at 118 N Hospital Dr, Abbeville, LA 70510. Dr. Gregersen's primary practice is Abbeville General Hospital in Abbeville, Louisiana, part of Vermilion Parish Police Jury. Dmand AI also links Dr. Gregersen to 2 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Maren Kristine Gregersen's office phone number?
The practice phone on file for Dr. Gregersen is (337) 893-5466.
What is Dr. Maren Kristine Gregersen's medical license number?
Dr. Gregersen holds Missouri license 2024028369.
Which hospitals is Dr. Maren Kristine Gregersen affiliated with?
Dr. Gregersen practices at Abbeville General Hospital in Abbeville, Louisiana. Dr. Gregersen is also affiliated with Ochsner Medical Center - New Orleans. Dmand AI links Dr. Gregersen to 2 more hospitals.
What medical group is Dr. Maren Kristine Gregersen part of?
Dr. Gregersen is linked to Ochsner Health. Dmand AI links Dr. Gregersen to 1 more medical group.
Does Dr. Maren Kristine Gregersen accept Medicare?
Yes. CMS lists Dr. Gregersen as accepting Medicare assignment.
Does Dr. Maren Kristine Gregersen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Gregersen as offering telehealth services.
Where did Dr. Maren Kristine Gregersen go to medical school?
Dr. Gregersen graduated from Tulane University School of Medicine in 2020.
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What drugs does Dr. Maren Kristine Gregersen prescribe most?
In 2024 Medicare Part D data, Dr. Gregersen's most prescribed drugs by claims were Carbidopa-Levodopa and Donepezil HCl.
Has Dr. Maren Kristine Gregersen received payments from drug or device companies?
CMS Open Payments shows $310 in general payments to Dr. Gregersen from 3 companies from 2025 to 2025. The largest total came from Eisai Inc.
How long has Dr. Maren Kristine Gregersen been practicing?
Dr. Gregersen graduated from medical school in 2020, 6 years ago.
Does Dr. Maren Kristine Gregersen do research?
Dmand AI links 5 publications to Dr. Gregersen, published from 2016 to 2020.
Who does Dr. Maren Kristine Gregersen publish with?
Dr. Gregersen's most frequent co-authors are Philip E. Bickler, MD (2 shared papers), Jasleen Kukreja, MD (2 shared papers) and Randall John Bateman, MD (1 shared paper).
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