Marshall Francis Lauer, MD
Internal Medicine Physician · Collingswood, NJ
Marshall Francis Lauer, MD is an internal medicine physician with a practice address in Collingswood, New Jersey, and NPI 1306800859, issued on Apr 13, 2006. Check the license (New Jersey 25MA03922400, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Marshall Francis Lauer
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MA03922400 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 414 Haddon Ave, Collingswood, NJ 08108
- Phone
- (856) 854-7800
- Enumerated
- Apr 13, 2006
- Record last updated
- Feb 11, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (856) 854-1687
- Medicare enrollment
- Enrolled (PECOS I20060111000691); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →
Verify Marshall Francis Lauer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA03922400Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% more Medicare Part D claims than the average internal medicine physician in 2024
4,752 Medicare Part D claims for 179 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 851 claims were for opioids.
Most prescribed
- Oxycodone Hcl332 claims
- Oxycodone-Acetaminophen208 claims
- Alprazolam152 claims
- Gabapentin116 claims
- Amlodipine Besylate108 claims
- Atorvastatin Calcium99 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: $2,186.08
96 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.
Bills Medicare through one group practice
- Consensus Medical Group LLCCollingswood, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marshall Francis Lauer among 4,632 internal medicine physician records in New Jersey
Marshall Francis Lauer, MD is one of 4,632 internal medicine physician records with a practice address in New Jersey. 82% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 50% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1979 · median 2000 among the 3,132 with a school on file
- Record last updated2019 · 63% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in New Jersey
There are 4,632 internal medicine physician records in New Jersey.
All 4,632 in New Jersey → Every provider in Collingswood → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Mirela Draganescu, M.D.Haddon Township, NJ 081081932135696
- Glenn McLintock, MDHaddon Township, NJ 081081073590121
- Jessica Richmond, MDCollingswood, NJ 081081639664584
- Pierre Pierre Louis, D.OMerchantville, NJ 081091417269358
- Dennis Scardigli, MDMerchantville, NJ 081091457663072
- Rashid Ahmad, M.D.Pennsauken, NJ 081101306842091
- Alfred Juliano, M.D.Delair, NJ 081101255530663
- George Schmid, M.D.Audubon, NJ 081061568426559
Common questions
What is Marshall Francis Lauer, MD's NPI number?
Marshall Francis Lauer, MD's National Provider Identifier (NPI) is 1306800859, issued on Apr 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marshall Francis Lauer, MD located?
The NPPES record lists a practice address at 414 Haddon Ave, Collingswood, NJ, 08108. Phone: (856) 854-7800. Providers update this record themselves, so call before visiting.
How can I verify Marshall Francis Lauer, MD's license?
NPPES lists New Jersey license number 25MA03922400, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marshall Francis Lauer, MD prescribe under Medicare Part D?
In 2024, Marshall Francis Lauer, MD had 4,752 Medicare Part D claims for 179 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.