NPPES file of Aug 9, 2026

Crystal B. Aldredge, MSN

Psychiatric/Mental Health Nurse Practitioner · Johnson City, TN

Crystal B. Aldredge, MSN is a psychiatric/mental health nurse practitioner with a practice address in Johnson City, Tennessee, and NPI 1689299919, issued on Jun 12, 2020. Check the license (Tennessee 27739, 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
1689299919
Name
Crystal B. Aldredge
Credential
MSN
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
27739 TN
AP61169907 WA
0001265612 VA
RN61160798 WA
Self-reported in NPPES; status is on the state search
Practice location
208 E Unaka Ave, Johnson City, TN 37601
Phone
(423) 926-0940
Enumerated
Jun 12, 2020
Record last updated
May 22, 2026
Fax
(423) 926-4202
Medicare enrollment
Enrolled (PECOS I20220314001147); 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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Also registered at 208 E Unaka Ave

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

  1. Kalene ArdtClinical Social Worker1558427765
  2. Shaylie Davis, APRNPsychiatric/Mental Health Nurse Practitioner1356912513
  3. Patricia Emmel, RNRegistered Nurse1841885027
  4. Gail Glymph, LPC, MHSPProfessional Counselor1841082757
  5. Nina Hancock, LMFTMarriage & Family Therapist1487747465
  6. Rebecca Hooven, PMHNPPsychiatric/Mental Health Nurse Practitioner1659972966

Verify Crystal B. Aldredge 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 27739
    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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95% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

47 Medicare Part D claims, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Crystal Aldredge47
  2. Specialty average906

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.

Bills Medicare through one group practice

  1. NavosSeattle, WA

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

Crystal B. Aldredge among 1,611 psychiatric/mental health nurse practitioner records in Tennessee

Crystal B. Aldredge, MSN 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 2020, is newer than 47% of them.

  • NPI issued2020 · 47% of these records are older, 46% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2020 · median 2020 among the 929 with a school on file
  • Record last updated2026 · 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).

59 psychiatric/mental health nurse practitioner records list a practice address in Johnson City

They are 59 of the 3,807 NPPES records with a practice address in Johnson City, 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. Mary Collier, PMHNP-BCJohnson City, TN 376011366238834
  2. Shaylie Davis, APRNJohnson City, TN 376011356912513
  3. Alicia Frasure, FNP, PMHNPJohnson City, TN 376011750625539
  4. Rebecca Hooven, PMHNPJohnson City, TN 376011659972966
  5. Lauren Lake, NPJohnson City, TN 376011326684226
  6. Rozalyn Oliver, PMHNP-BCJohnson City, TN 376011871251959
  7. Jennifer Peterson Taylor, PMHNPJohnson City, TN 376011457248874
  8. Lydia Powers, PMHNP-BCJohnson City, TN 376011952948978

Common questions

What is Crystal B. Aldredge, MSN's NPI number?

Crystal B. Aldredge, MSN's National Provider Identifier (NPI) is 1689299919, issued on Jun 12, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Crystal B. Aldredge, MSN located?

The NPPES record lists a practice address at 208 E Unaka Ave, Johnson City, TN, 37601. Phone: (423) 926-0940. Providers update this record themselves, so call before visiting.

How can I verify Crystal B. Aldredge, MSN's license?

NPPES lists Tennessee license number 27739, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

How much does Crystal B. Aldredge, MSN prescribe under Medicare Part D?

In 2024, Crystal B. Aldredge, MSN had 47 Medicare Part D claims; 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.