NPPES file of Aug 9, 2026

Erin Nicole Christiano

Obstetrics & Gynecology Nurse Practitioner · New York, NY

Erin Nicole Christiano is an obstetrics & gynecology nurse practitioner with a practice address in New York, New York, and NPI 1649987611, issued on Oct 31, 2022. Check the license (New York 421595, 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
1649987611
Name
Erin Nicole Christiano
Primary taxonomy
Obstetrics & Gynecology Nurse Practitioner 363LX0001X
License number
421595 NY
Self-reported in NPPES; status is on the state search
Practice location
40 River RD Apt 5C, New York, NY 10044
Phone
(631) 513-6282
Enumerated
Oct 31, 2022
Record last updated
Oct 31, 2022
Medicare enrollment
Enrolled (PECOS I20230328001011); accepts Medicare assignment
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 Erin Nicole Christiano 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 421595
    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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85% fewer Medicare Part D claims than the average obstetrics & gynecology nurse practitioner in 2024

29 Medicare Part D claims for 19 beneficiaries, against an average of 198 among the 1,094 providers of this specialty who prescribed in Part D.

  1. Erin Christiano29
  2. Specialty average198

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: $110.59

5 payments; by number, the most common kind was food and beverage; the largest payer was Biogen, Inc. The 1,033 providers of this specialty with any payment received $439.39 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Erin Christiano$110.59
  2. Specialty average$439.39

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. University Associates IN Obstetrics And Gynecology University FacultyStony Brook, NY

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

Erin Nicole Christiano among 178 obstetrics & gynecology nurse practitioner records in New York

Erin Nicole Christiano is one of 178 obstetrics & gynecology nurse practitioner records with a practice address in New York. 45% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 98% of them.

  • NPI issued2022 · 98% of these records are older, 1% newer
  • In a Medicare fileYes · 45% of these records are
  • In the CMS Doctors and Clinicians fileYes · 25% of these records are
  • Graduated2022 · median 2000 among the 44 with a school on file
  • Record last updated2022 · 71% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LX0001X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Nurse Practitioner providers in New York

There are 178 obstetrics & gynecology nurse practitioner records in New York.

The 8 obstetrics & gynecology nurse practitioner records with the nearest ZIP codes

  1. Katarzyna Karczmarska, NPNew York, NY 100371609531854
  2. Lucy Lewis, NPNew York, NY 100351982725115
  3. Kathryne Corona, RN, CNM, NPNew York, NY 100321346569993
  4. Kim Caraway, CNMNew York, NY 100311437297520
  5. Lauren Pregiato, FNP-BCNew York, NY 100291457715732
  6. Georgia RoseNew York, NY 100231487767729
  7. Beth Schwartz, NPNew York, NY 100221679877674
  8. Loren BallNew York, NY 100191225687494

Common questions

What is Erin Nicole Christiano's NPI number?

Erin Nicole Christiano's National Provider Identifier (NPI) is 1649987611, issued on Oct 31, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Erin Nicole Christiano located?

The NPPES record lists a practice address at 40 River RD Apt 5C, New York, NY, 10044. Phone: (631) 513-6282. Providers update this record themselves, so call before visiting.

How can I verify Erin Nicole Christiano's license?

NPPES lists New York license number 421595, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Erin Nicole Christiano prescribe under Medicare Part D?

In 2024, Erin Nicole Christiano had 29 Medicare Part D claims for 19 beneficiaries; the average among obstetrics & gynecology nurse practitioner prescribers was 198. 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.