NPPES file of Aug 9, 2026

Florence Williams, MA RN

Clinical Nurse Specialist · New York City, NY

Florence Williams, MA RN is a clinical nurse specialist with a practice address in New York City, New York, and NPI 1629156625, issued on Nov 1, 2006. Check the license (New York 166450, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1629156625
Name
Florence Williams
Credential
MA RN
Primary taxonomy
Clinical Nurse Specialist 364S00000X
License number
166450 NY
Self-reported in NPPES; status is on the state search
Practice location
85 Fifth Ave, New York City, NY 10003
Phone
(212) 727-7177
Enumerated
Nov 1, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(212) 727-7177
Medicare enrollment
Enrolled (PECOS I20101008000203); accepts Medicare assignment
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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Verify Florence Williams 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 166450
    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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Florence Williams among 34 clinical nurse specialist records in New York

Florence Williams, MA RN is one of 34 clinical nurse specialist records with a practice address in New York. 12% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 0% of them.

  • NPI issued2006 · 0% of these records are older, 71% newer
  • In a Medicare fileNo · 12% of these records are
  • In the CMS Doctors and Clinicians fileYes · 18% of these records are
  • Record last updated2007 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 364S00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Nurse Specialist providers in New York

There are 34 clinical nurse specialist records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical nurse specialist records with the nearest ZIP codes

  1. Aurora Ocampo, R.N.New York, NY 100161407936412
  2. Alyssa Matra, CNSNew York, NY 100211720898802
  3. Katharine Burns, RN MA CSNew York, NY 100241508954967
  4. Carol Joyce, RN CNSNew York, NY 100241386845980
  5. Sara Haefner, RN, AGCNS-BC, PCCNNew York, NY 100651265133201
  6. Alisa Jaganjac, CNSNew York, NY 100651831822444
  7. Diane Maydick Youngberg, CNSStaten Island, NY 103011912887399
  8. Rebecca Bigio, RN CNS NPPRiverdale, NY 104631962584276

Common questions

What is Florence Williams, MA RN's NPI number?

Florence Williams, MA RN's National Provider Identifier (NPI) is 1629156625, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Florence Williams, MA RN located?

The NPPES record lists a practice address at 85 Fifth Ave, New York City, NY, 10003. Phone: (212) 727-7177. Providers update this record themselves, so call before visiting.

How can I verify Florence Williams, MA RN's license?

NPPES lists New York license number 166450, 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. 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.