NPPES file of Aug 9, 2026

Erin Wilkerson Grismer, R.N.

Hemodialysis Registered Nurse · Bridgehampton, NY

Erin Wilkerson Grismer, R.N. is a hemodialysis registered nurse with a practice address in Bridgehampton, New York, and NPI 1275725731, issued on Aug 17, 2007. Check the license (New York 4618501, 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
1275725731
Name
Erin Wilkerson Grismer
Credential
R.N.
Primary taxonomy
Hemodialysis Registered Nurse 163WH0500X
License number
4618501 NY
Self-reported in NPPES; status is on the state search
Practice location
1155 Sag Harbor Turnpike, Bridgehampton, NY 11932
Phone
(631) 725-4683
Enumerated
Aug 17, 2007
Record last updated
Aug 17, 2007 (not updated in 19 years: call before relying on the address or phone)
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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Verify Erin Wilkerson Grismer 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 4618501
    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
Find the New York license search

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Industry payments in 2024: $124.77

1 payment: food and beverage; the largest payer was Esperion Therapeutics, Inc. The 4 providers of this specialty with any payment received $80.09 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Erin Grismer$124.77
  2. Specialty average$80.09

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

2 hemodialysis registered nurse records list a practice address in Bridgehampton

They are 2 of the 22 NPPES records with a practice address in Bridgehampton, and 7 hemodialysis registered nurse records in New York.

Other hemodialysis registered nurse records in New York

  1. Maria GrandGreat Neck, NY1871152066
  2. Chris Millen, RNNew Hyde Park, NY1760860597
  3. Kimberlee Sherman, RNBridgehampton, NY1386849651
  4. Douglas Toledo, RNSaint James, NY1386232569
  5. Urszula WhitmanGlendale, NY1619377066
  6. Rosemarie Zuleta, RNWoodside, NY1700444338

Common questions

What is Erin Wilkerson Grismer, R.N.'s NPI number?

Erin Wilkerson Grismer, R.N.'s National Provider Identifier (NPI) is 1275725731, issued on Aug 17, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Erin Wilkerson Grismer, R.N. located?

The NPPES record lists a practice address at 1155 Sag Harbor Turnpike, Bridgehampton, NY, 11932. Phone: (631) 725-4683. Providers update this record themselves, so call before visiting.

How can I verify Erin Wilkerson Grismer, R.N.'s license?

NPPES lists New York license number 4618501, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity 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.