NPPES file of Aug 9, 2026

Tammy Hirschkorn, PMHNP-BC

Psychiatric/Mental Health Nurse Practitioner · Chattanooga, TN

Tammy Hirschkorn, PMHNP-BC is a psychiatric/mental health nurse practitioner with a practice address in Chattanooga, Tennessee, and NPI 1477133783, issued on Apr 11, 2021. Check the license (Tennessee 20211002783, as entered in NPPES) with the Tennessee 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
1477133783
Name
Tammy Hirschkorn
Credential
PMHNP-BC
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
20211002783 TN
Self-reported in NPPES; status is on the state search
Practice location
601 Cumberland St, Chattanooga, TN 37404
Phone
(423) 266-6751
Enumerated
Apr 11, 2021
Record last updated
Mar 1, 2024
Medicaid ID
Q068701 TN
Medicare enrollment
Enrolled (PECOS I20211011002359); 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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Also registered at 601 Cumberland St

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

  1. Nirva Ache, MSMental Health Counselor1619547882
  2. Bobby AcreeCase Manager/Care Coordinator1376464081
  3. Alexandra AdamesCase Manager/Care Coordinator1285229401
  4. Sukonya Adams, B.S.,Case Manager/Care Coordinator1326656562
  5. Shirley BakerCase Manager/Care Coordinator1487234639
  6. Michelle BaresCase Manager/Care Coordinator1245981240

Verify Tammy Hirschkorn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
    Search for license 20211002783
    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 Tennessee 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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8.8 times the Medicare Part D claims of the average psychiatric/mental health nurse practitioner in 2024

7,985 Medicare Part D claims for 337 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Tammy Hirschkorn7,985
  2. Specialty average906

Most prescribed

  1. Trazodone Hcl736 claims
  2. Benztropine Mesylate472 claims
  3. Quetiapine Fumarate439 claims
  4. Hydroxyzine Hcl295 claims
  5. Aripiprazole289 claims
  6. Risperidone277 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: $546.18

38 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tammy Hirschkorn$546.18
  2. Specialty average$1,027.77

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. Helen Ross Mcnabb CenterChattanooga, TN

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

Tammy Hirschkorn among 1,611 psychiatric/mental health nurse practitioner records in Tennessee

Tammy Hirschkorn, PMHNP-BC is one of 1,611 psychiatric/mental health nurse practitioner records with a practice address in Tennessee. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 54% of them.

  • NPI issued2021 · 54% of these records are older, 39% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2021 · median 2020 among the 929 with a school on file
  • Record last updated2024 · 25% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

85 psychiatric/mental health nurse practitioner records list a practice address in Chattanooga

They are 85 of the 7,377 NPPES records with a practice address in Chattanooga, and 1,611 psychiatric/mental health nurse practitioner records in Tennessee.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Buffy Bolin, ARNP PMHNP-BCChattanooga, TN 374041417785858
  2. Candace Davis, APRNChattanooga, TN 374041619595147
  3. Varenda Fowler, FNPChattanooga, TN 374041760815484
  4. Marissa HensleyChattanooga, TN 374041235887340
  5. Julie Lepeak, NURSE PRACTITIONERChattanooga, TN 374041154819662
  6. Reglindis Parker, PMHNPChattanooga, TN 374041881171627
  7. Jared PennerChattanooga, TN 374041235817529
  8. Justin Reason, APRNChattanooga, TN 374041790479301

Common questions

What is Tammy Hirschkorn, PMHNP-BC's NPI number?

Tammy Hirschkorn, PMHNP-BC's National Provider Identifier (NPI) is 1477133783, issued on Apr 11, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Tammy Hirschkorn, PMHNP-BC located?

The NPPES record lists a practice address at 601 Cumberland St, Chattanooga, TN, 37404. Phone: (423) 266-6751. Providers update this record themselves, so call before visiting.

How can I verify Tammy Hirschkorn, PMHNP-BC's license?

NPPES lists Tennessee license number 20211002783, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

How much does Tammy Hirschkorn, PMHNP-BC prescribe under Medicare Part D?

In 2024, Tammy Hirschkorn, PMHNP-BC had 7,985 Medicare Part D claims for 337 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.