Dr. Abigail P. Erwin, MD
- Part D claims, 2024
- 421
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 5000 Hennessy Blvd, Baton Rouge, LA 70808
- Practice phone
- Call (225) 765-6565
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Erwin'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. Abigail P. Erwin is a hospitalist in Fishersville, Virginia
Dr. Erwin practices at Our Lady of the Lake Regional Medical Center in Baton Rouge, Louisiana, part of Franciscan Missionaries of Our Lady.
Dr. Erwin's NPI, 1073217246, was assigned on March 29, 2023. Dr. Erwin holds Louisiana license 351573.
- NPI
- 1073217246NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264891993
- NPI enumeration date
- March 29, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (225) 765-6565
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Abigail P. Erwin practices in Baton Rouge and Fishersville
Dr. Erwin's primary practice is Our Lady of the Lake Regional Medical Center, at 5000 Hennessy Blvd, Baton Rouge, LA 70808 in E. Baton Rouge Parish. The practice phone is (225) 765-6565. The NPI Registry lists Dr. Erwin's practice address as 78 Medical Center Dr, Fishersville, VA 22939.
- Our Lady of the Lake Regional Medical CenterPrimary5000 Hennessy Blvd, Baton Rouge, LA 70808 · E. Baton Rouge ParishPhone(225) 765-6565
- NPI Registry address78 Medical Center Dr, Fishersville, VA 22939 · Augusta CountyPhone(225) 765-4050
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Abigail P. Erwin is affiliated with 1 site of care and 1 medical group
Dr. Erwin's primary practice is Our Lady of the Lake Regional Medical Center in Baton Rouge, Louisiana, part of Franciscan Missionaries of Our Lady. The medical group on file is Our Lady of the Lake Physician Group.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Abigail P. Erwin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Erwin practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Our Lady of the Lake Regional Medical Center | 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 Franciscan Missionaries of Our Lady and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Abigail P. Erwin is one of 551 hospitalists in Virginia
Hospitalist is Dr. Erwin's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Erwin is licensed in Louisiana.
Specialties and state licenses
- Hospitalist, LouisianaPrimary
Hospitalists near Dr. Erwin
Counts of hospitalists 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. Abigail P. Erwin's patients have a median age of 54
Across all payers, Dmand AI patient panel data puts Dr. Erwin's median patient age at 54, with 69% women.
Dr. Erwin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women69%
- Men31%
Source: Dmand AI Patient Panel Data
Dr. Abigail P. Erwin wrote 421 Medicare Part D claims in 2024
In 2024, Dr. Erwin wrote 421 Medicare Part D claims for 50 patients. 79% of them were for generic drugs. CMS names the drug for 231 of them, across 15 drugs with 11 or more claims each, at $30,599 in total drug cost.
Dr. Erwin's Part D claims by kind of drug, 2024
- Generic332 claims79%
- Brand-name and other89 claims21%
Dr. Erwin'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 Dr. Erwin's Part D claims, 2024
- Antibiotics5%23 of 421 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
How Dr. Abigail P. Erwin takes part in Medicare
Dr. Erwin 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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Sources for Dr. Abigail P. Erwin'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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) |
| 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. Abigail P. Erwin
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. Abigail P. Erwin's NPI number?
Dr. Abigail P. Erwin's NPI number is 1073217246. It was assigned on March 29, 2023, and it is active in the NPI Registry.
What kind of doctor is Dr. Abigail P. Erwin?
Dr. Abigail P. Erwin is a hospitalist in Fishersville, Virginia. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Abigail P. Erwin practice?
Dr. Erwin practices at 5000 Hennessy Blvd, Baton Rouge, LA 70808. Dr. Erwin also practices at 78 Medical Center Dr, Fishersville, VA 22939. Dr. Erwin's primary practice is Our Lady of the Lake Regional Medical Center in Baton Rouge, Louisiana, part of Franciscan Missionaries of Our Lady.
What is Dr. Abigail P. Erwin's office phone number?
The practice phone on file for Dr. Erwin is (225) 765-6565.
What is Dr. Abigail P. Erwin's medical license number?
Dr. Erwin holds Louisiana license 351573, one of 2 state licenses on file.
Which hospitals is Dr. Abigail P. Erwin affiliated with?
Dr. Erwin practices at Our Lady of the Lake Regional Medical Center in Baton Rouge, Louisiana.
What medical group is Dr. Abigail P. Erwin part of?
Dr. Erwin is linked to Our Lady of the Lake Physician Group.
Does Dr. Abigail P. Erwin accept Medicare?
Yes. CMS lists Dr. Erwin as accepting Medicare assignment.
What drugs does Dr. Abigail P. Erwin prescribe most?
In 2024 Medicare Part D data, Dr. Erwin's most prescribed drugs by claims were Atorvastatin Calcium, Jardiance and Albuterol Sulfate Hfa.
How long has Dr. Abigail P. Erwin been practicing?
Dr. Erwin's NPI was assigned in 2023.
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