Eric Chatman, M.D.
Internal Medicine Physician · Opelousas, LA
Eric Chatman, M.D. is an internal medicine physician with a practice address in Opelousas, Louisiana, and NPI 1366520298, issued on Nov 1, 2006. Check the license (Louisiana 024146, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Eric Chatman
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 024146 LA
Self-reported in NPPES; status is on the state search - Practice location
- 2362 Larkspur LN, Opelousas, LA 70570
- Phone
- (337) 948-8269
- Enumerated
- Nov 1, 2006
- Record last updated
- Nov 18, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (337) 948-8292
- Medicaid ID
- 1574368 LA
- Medicare enrollment
- Enrolled (PECOS I20080812000738); accepts Medicare assignment
- Medical or professional school
- Meharry Medical College School Of Medicine, 1997
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,749 in Louisiana → Look up another NPI →
Also registered at 2362 Larkspur LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Saronia ManuelFamily Nurse Practitioner1922677244
- Matthew Theriot, N.P.Nurse Practitioner1346296027
Verify Eric Chatman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 024146Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% more Medicare Part D claims than the average internal medicine physician in 2024
5,593 Medicare Part D claims for 177 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 281 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium562 claims
- Olmesartan Medoxomil185 claims
- Hydrocodone-Acetaminophen184 claims
- Amlodipine Besylate161 claims
- Levocetirizine Dihydrochloride160 claims
- Levothyroxine Sodium153 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.
Industry payments in 2024: $238.94
11 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Eric Chatman among 1,749 internal medicine physician records in Louisiana
Eric Chatman, M.D. is one of 1,749 internal medicine physician records with a practice address in Louisiana. 85% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 58% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1997 · median 2008 among the 1,216 with a school on file
- Record last updated2015 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 internal medicine physician records list a practice address in Opelousas
They are 7 of the 648 NPPES records with a practice address in Opelousas, and 1,749 internal medicine physician records in Louisiana.
All 1,749 in Louisiana → Every provider in Opelousas → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Fernando Alemany, M.D.,Opelousas, LA 705701003990656
- Gary BlanchardOpelousas, LA 705701134123706
- Theodore Deblanc, M.D.Opelousas, LA 705701952506750
- Leah Olivier, M.D.Opelousas, LA 705701467778662
- Shirley Robertson, MDOpelousas, LA 705701992994305
- Richard Tate, MDOpelousas, LA 705701205838794
- Vina Baker, MDNew Iberia, LA 705631114994480
- Janice Nugent, MDNew Iberia, LA 705631699748525
Common questions
What is Eric Chatman, M.D.'s NPI number?
Eric Chatman, M.D.'s National Provider Identifier (NPI) is 1366520298, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Eric Chatman, M.D. located?
The NPPES record lists a practice address at 2362 Larkspur LN, Opelousas, LA, 70570. Phone: (337) 948-8269. Providers update this record themselves, so call before visiting.
How can I verify Eric Chatman, M.D.'s license?
NPPES lists Louisiana license number 024146, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Eric Chatman, M.D. prescribe under Medicare Part D?
In 2024, Eric Chatman, M.D. had 5,593 Medicare Part D claims for 177 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.