NPPES file of Aug 9, 2026

Rachel Hartmann, CASAC-ADVANCED

Addiction (Substance Use Disorder) Counselor · Massapequa Park, NY

Rachel Hartmann, CASAC-ADVANCED is an addiction (substance use disorder) counselor with a practice address in Massapequa Park, New York, and NPI 1770474074, issued on Jul 14, 2025. Check the license 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1770474074
Name
Rachel Hartmann
Credential
CASAC-ADVANCED
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
Practice location
5100 Sunrise Hwy FL 2, Massapequa Park, NY 11762
Phone
(631) 696-4357
Enumerated
Jul 14, 2025
Record last updated
Jul 14, 2025
Medicare enrollment
Enrolled (PECOS I20250908003318); 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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8 nearest addiction (substance use disorder) counselor records → All 5,180 in New York → Look up another NPI →

Also registered at 5100 Sunrise Hwy FL 2

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

  1. Oliviea AmayaMental Health Counselor1851228571
  2. Shantese BaptisteAddiction (Substance Use Disorder) Counselor1891649125
  3. Robert Blair, PMHNP, RNPsychiatric/Mental Health Nurse Practitioner1033896840
  4. Victoria BlighAddiction (Substance Use Disorder) Counselor1750170361
  5. Alison CastaldyPeer Specialist1194679399
  6. Siobhan EarecksonPeer Specialist1013861228

Verify Rachel Hartmann in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this professionCheck 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

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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Bills Medicare through one group practice

  1. CS Medical Associates, PCMassapequa Park, NY

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

Rachel Hartmann among 5,180 addiction (substance use disorder) counselor records in New York

Rachel Hartmann, CASAC-ADVANCED is one of 5,180 addiction (substance use disorder) counselor records with a practice address in New York. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 88% of them.

  • NPI issued2025 · 88% of these records are older, 5% newer
  • In a Medicare fileYes · under 1% of these records are
  • In the CMS Doctors and Clinicians fileYes · 1% of these records are
  • Graduated2020 · median 2012 among the 75 with a school on file
  • Record last updated2025 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YA0400X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

16 addiction (substance use disorder) counselor records list a practice address in Massapequa Park

They are 16 of the 352 NPPES records with a practice address in Massapequa Park, and 5,180 addiction (substance use disorder) counselor records in New York.

All 5,180 in New York → Every provider in Massapequa Park → Addiction (Substance Use Disorder) Counselor nationwide →

The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes

  1. Shantese BaptisteMassapequa Park, NY 117621891649125
  2. Victoria BlighMassapequa Park, NY 117621750170361
  3. Maureen FeaslerMassapequa Park, NY 117621508710831
  4. Katrina GiacchinoMassapequa Park, NY 117621487508610
  5. Michelle HealyMassapequa Park, NY 117621003760349
  6. Erica HernandezMassapequa Park, NY 117621720471295
  7. Barbara Maraia-RentzMassapequa Park, NY 117621154275287
  8. Christina McMahon, CASAC-MASTERMassapequa Park, NY 117621598654618

Common questions

What is Rachel Hartmann, CASAC-ADVANCED's NPI number?

Rachel Hartmann, CASAC-ADVANCED's National Provider Identifier (NPI) is 1770474074, issued on Jul 14, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Rachel Hartmann, CASAC-ADVANCED located?

The NPPES record lists a practice address at 5100 Sunrise Hwy FL 2, Massapequa Park, NY, 11762. Phone: (631) 696-4357. Providers update this record themselves, so call before visiting.

How can I verify Rachel Hartmann, CASAC-ADVANCED's license?

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.