NPPES file of Aug 9, 2026

Ryan Scott Marshall, FNP-C

Family Nurse Practitioner · Chatham, NY

Ryan Scott Marshall, FNP-C is a family nurse practitioner with a practice address in Chatham, New York, and NPI 1831398478, issued on Jul 13, 2007. Check the license (New York 335243, as entered in NPPES) with the New York board that licenses this profession; 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
1831398478
Name
Ryan Scott Marshall
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
335243 NY
Self-reported in NPPES; status is on the state search
Practice location
29 Jones Ave, Chatham, NY 12037
Phone
(518) 392-8600
Enumerated
Jul 13, 2007
Record last updated
Aug 3, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(518) 392-8601
Medicaid ID
03017296 NY
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 29 Jones Ave

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

  1. Jeffrey Arp-Sandel, MDFamily Medicine Physician1467485508
  2. Amy Bartlett-PalmerFamily Nurse Practitioner1841609393
  3. Lawrence Greitzer, MDPediatrics Physician1023078334
  4. Emily Rapasadi, PA-CMedical Physician Assistant1346655354

Verify Ryan Scott Marshall in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 335243
    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
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5.0 times the Medicare Part D claims of the average family nurse practitioner in 2024

6,558 Medicare Part D claims for 530 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 218 claims were for opioids.

  1. Ryan Marshall6,558
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium340 claims
  2. Losartan Potassium246 claims
  3. Omeprazole242 claims
  4. Levothyroxine Sodium239 claims
  5. Amlodipine Besylate174 claims
  6. Gabapentin154 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: $101.80

5 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ryan Marshall$101.80
  2. Specialty average$650.95

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

3 family nurse practitioner records list a practice address in Chatham

They are 3 of the 51 NPPES records with a practice address in Chatham, and 14,805 family nurse practitioner records in New York.

Other family nurse practitioner records in New York

  1. Carolyn A'Hearn, NPSyracuse, NY1093435554
  2. Lindsey Aanonsen, FNPStaten Island, NY1386368926
  3. Abigail Aaron, FNPNew York, NY1548125594
  4. Meredith AaronWellsville, NY1699121764
  5. Memoudou Abalola, NPBronx, NY1154580520
  6. Jennifer Abate, FNP-BCNew York, NY1568134732
  7. Karen Abate, PHD, APRN- BC, FNAPNew York, NY1669599585
  8. Tatiana AbayaBronx, NY1366323958
  9. Evilina AbayevaFresh Meadows, NY1932929585
  10. Dalia AbbasRockville Centre, NY1871425363

Common questions

What is Ryan Scott Marshall, FNP-C's NPI number?

Ryan Scott Marshall, FNP-C's National Provider Identifier (NPI) is 1831398478, issued on Jul 13, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Ryan Scott Marshall, FNP-C located?

The NPPES record lists a practice address at 29 Jones Ave, Chatham, NY, 12037. Phone: (518) 392-8600. Providers update this record themselves, so call before visiting.

How can I verify Ryan Scott Marshall, FNP-C's license?

NPPES lists New York license number 335243, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Ryan Scott Marshall, FNP-C prescribe under Medicare Part D?

In 2024, Ryan Scott Marshall, FNP-C had 6,558 Medicare Part D claims for 530 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.