NPPES file of Aug 9, 2026

Stephen Lambert

Family Medicine Physician · Slidell, LA

Stephen Lambert is a family medicine physician with a practice address in Slidell, Louisiana, and NPI 1609317999, issued on Mar 20, 2017. Check the license (Louisiana 309951, 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
1609317999
Name
Stephen Lambert
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
309951 LA
Self-reported in NPPES; status is on the state search
Practice location
2750 Gause Blvd E, Slidell, LA 70461
Phone
(985) 639-3777
Enumerated
Mar 20, 2017
Record last updated
Apr 21, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(985) 661-3555
Medicare enrollment
Enrolled (PECOS I20200916000985); accepts Medicare assignment
Medical or professional school
Louisiana State University School Of Medicine In New Orleans, 2017
Telehealth
Offers telehealth (CMS)
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 2750 Gause Blvd E

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

  1. Malcolm Andry, M.D.Gastroenterology Physician1093776064
  2. Mark Babo, MDFamily Medicine Physician1558328120
  3. Raymond Baez, MDFamily Medicine Physician1932166410
  4. Emily Bassett, PA-CMedical Physician Assistant1477983856
  5. Peter Blessey, MDSports Medicine (Orthopaedic Surgery) Physician1467488163
  6. Kimberly Bonvillian, PA-CPhysician Assistant1871350702

Verify Stephen Lambert 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 309951
    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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4.8 times the Medicare Part D claims of the average family medicine physician in 2024

17,132 Medicare Part D claims for 1,722 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 51 claims were for opioids.

  1. Stephen Lambert17,132
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium737 claims
  2. Rosuvastatin Calcium676 claims
  3. Levothyroxine Sodium609 claims
  4. Amlodipine Besylate579 claims
  5. Gabapentin428 claims
  6. Pantoprazole Sodium386 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: $27.15

1 payment: food and beverage; the largest payer was Exact Sciences Corporation. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Lambert$27.15
  2. Specialty average$902.55

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 LLCKenner, LA

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

Stephen Lambert among 1,728 family medicine physician records in Louisiana

Stephen Lambert is one of 1,728 family 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 2017, is newer than 80% of them.

  • NPI issued2017 · 80% of these records are older, 18% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2017 · median 2006 among the 1,201 with a school on file
  • Record last updated2021 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

35 family medicine physician records list a practice address in Slidell

They are 35 of the 1,838 NPPES records with a practice address in Slidell, and 1,728 family medicine physician records in Louisiana.

The 8 family medicine physician records with the nearest ZIP codes

  1. Mark Babo, MDSlidell, LA 704611558328120
  2. Raymond Baez, MDSlidell, LA 704611932166410
  3. Amy Hammons, M.D.Slidell, LA 704611376602359
  4. Ebony Juakali, M.D.Slidell, LA 704611376905901
  5. James Newcomb, M.D.Slidell, LA 704611922067172
  6. Joseph OschwaldSlidell, LA 704611518344423
  7. Charles Searle, MDSlidell, LA 704611518098342
  8. Caroline Segura, NPSlidell, LA 704611306871645

Common questions

What is Stephen Lambert's NPI number?

Stephen Lambert's National Provider Identifier (NPI) is 1609317999, issued on Mar 20, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Lambert located?

The NPPES record lists a practice address at 2750 Gause Blvd E, Slidell, LA, 70461. Phone: (985) 639-3777. Providers update this record themselves, so call before visiting.

How can I verify Stephen Lambert's license?

NPPES lists Louisiana license number 309951, 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 Stephen Lambert prescribe under Medicare Part D?

In 2024, Stephen Lambert had 17,132 Medicare Part D claims for 1,722 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.