NPPES file of Aug 9, 2026

Lydia Dee Lewis, MD

Obstetrics & Gynecology Physician · Zachary, LA

Lydia Dee Lewis, MD is an obstetrics & gynecology physician with a practice address in Zachary, Louisiana, and NPI 1144328535, issued on Sep 20, 2006. Check the license (Louisiana 15313R, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144328535
Name
Lydia Dee Lewis
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
15313R LA
Self-reported in NPPES; status is on the state search
Practice location
4845 Main St, Zachary, LA 70791
Phone
(225) 761-5200
Enumerated
Sep 20, 2006
Record last updated
May 3, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(225) 754-5063
Medicaid IDs
1175064 LA
09823702 MS
Medicare enrollment
Enrolled (PECOS I20040329001164); accepts Medicare assignment
Medical or professional school
University Of Wisconsin School Of Medicine, 1996
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4845 Main St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Leah McMorris, PAMedical Physician Assistant1497032544

Verify Lydia Dee Lewis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
    Search for license 15313R
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Louisiana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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3.4 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024

554 Medicare Part D claims for 181 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 22 claims were for opioids.

  1. Lydia Lewis554
  2. Specialty average165

Most prescribed

  1. Estradiol204 claims
  2. Valacyclovir34 claims
  3. Clonidine Hcl28 claims
  4. Ibuprofen23 claims
  5. Fluconazole22 claims
  6. Hydrocodone-Acetaminophen22 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: $127.05

4 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lydia Lewis$127.05
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Ochsner Clinic LLCBaton Rouge, LA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Lydia Dee Lewis among 659 obstetrics & gynecology physician records in Louisiana

Lydia Dee Lewis, MD is one of 659 obstetrics & gynecology physician records with a practice address in Louisiana. 79% 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 19% of them.

  • NPI issued2006 · 19% of these records are older, 47% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1996 · median 2004 among the 436 with a school on file
  • Record last updated2017 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

5 obstetrics & gynecology physician records list a practice address in Zachary

They are 5 of the 494 NPPES records with a practice address in Zachary, and 659 obstetrics & gynecology physician records in Louisiana.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Joshua Best, M.D.Zachary, LA 707911831300854
  2. Samantha Bland-Naquin, MDZachary, LA 707911821417007
  3. Keith Elbourne, M.D.Zachary, LA 707911194742122
  4. Jeanne Gautreaux, M.D.Zachary, LA 707911003057076
  5. Dale Robinson, M.D.Baton Rouge, LA 708051760422901
  6. Andrea Usher, MDBaton Rouge, LA 708051164548822
  7. Mathew Abrams, MDBaton Rouge, LA 708061962434084
  8. Ramon Aizpurua, MDBaton Rouge, LA 708061417945452

Common questions

What is Lydia Dee Lewis, MD's NPI number?

Lydia Dee Lewis, MD's National Provider Identifier (NPI) is 1144328535, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lydia Dee Lewis, MD located?

The NPPES record lists a practice address at 4845 Main St, Zachary, LA, 70791. Phone: (225) 761-5200. Providers update this record themselves, so call before visiting.

How can I verify Lydia Dee Lewis, MD's license?

NPPES lists Louisiana license number 15313R, 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 Lydia Dee Lewis, MD prescribe under Medicare Part D?

In 2024, Lydia Dee Lewis, MD had 554 Medicare Part D claims for 181 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.