NPPES file of Aug 9, 2026

Ryan Emerson Nelson, M.D.

Hospitalist Physician · New Orleans, LA

Ryan Emerson Nelson, M.D. is a hospitalist physician with a practice address in New Orleans, Louisiana, and NPI 1477948149, issued on Mar 31, 2015. Check the license (Louisiana 308239, 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
1477948149
Name
Ryan Emerson Nelson
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License number
308239 LA
Self-reported in NPPES; status is on the state search
Practice location
1514 Jefferson Hwy, New Orleans, LA 70121
Phone
(504) 842-4000
Enumerated
Mar 31, 2015
Record last updated
Aug 16, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200826001634); accepts Medicare assignment
Medical or professional school
Tufts University School Of Medicine, 2015
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 1514 Jefferson Hwy

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

  1. Alyson Abbas, CRNACertified Registered Nurse Anesthetist1568608909
  2. Ahmed AbdallahNephrology Physician1396449401
  3. Mohammed Abdelsalam, MDInternal Medicine Physician1922740190
  4. Freddy Abi-Samra, MDClinical Cardiac Electrophysiology Physician1346207354
  5. Fiyinfoluwa Abraham, MDGastroenterology Physician1487141636
  6. Tunde AbubakarStudent in an Organized Health Care Education/Training Program1487357307

Verify Ryan Emerson Nelson 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 308239
    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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94% fewer Medicare Part D claims than the average hospitalist physician in 2024

33 Medicare Part D claims for 20 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.

  1. Ryan Nelson33
  2. Specialty average521

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: $42.83

2 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, Inc. The 7,324 providers of this specialty with any payment received $494.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ryan Nelson$42.83
  2. Specialty average$494.84

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. Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA

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

Ryan Emerson Nelson among 340 hospitalist physician records in Louisiana

Ryan Emerson Nelson, M.D. is one of 340 hospitalist physician records with a practice address in Louisiana. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 48% of them.

  • NPI issued2015 · 48% of these records are older, 48% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated2015 · median 2014 among the 271 with a school on file
  • Record last updated2018 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Louisiana

There are 340 hospitalist physician records in Louisiana.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Michael Boucree, M.D.New Orleans, LA 701211912066309
  2. William Carter, M.D.New Orleans, LA 701211942404454
  3. Michael Davis, ANPNew Orleans, LA 701211487876421
  4. Robert Marier, MDNew Orleans, LA 701211013021302
  5. Marianne Maumus, MDNew Orleans, LA 701211013944487
  6. Stacy McDonald, MDNew Orleans, LA 701211407825557
  7. Arup Nath, MDNew Orleans, LA 701211558525642
  8. Jeremiah Newsom, MDNew Orleans, LA 701211245434612

Common questions

What is Ryan Emerson Nelson, M.D.'s NPI number?

Ryan Emerson Nelson, M.D.'s National Provider Identifier (NPI) is 1477948149, issued on Mar 31, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Ryan Emerson Nelson, M.D. located?

The NPPES record lists a practice address at 1514 Jefferson Hwy, New Orleans, LA, 70121. Phone: (504) 842-4000. Providers update this record themselves, so call before visiting.

How can I verify Ryan Emerson Nelson, M.D.'s license?

NPPES lists Louisiana license number 308239, 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 Ryan Emerson Nelson, M.D. prescribe under Medicare Part D?

In 2024, Ryan Emerson Nelson, M.D. had 33 Medicare Part D claims for 20 beneficiaries; the average among hospitalist physician prescribers was 521. 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.