NPPES file of Aug 9, 2026

Julie Caldwell Martinez, PMHNP

Psychiatric/Mental Health Nurse Practitioner · Denver, CO

Julie Caldwell Martinez, PMHNP is a psychiatric/mental health nurse practitioner with a practice address in Denver, Colorado, and NPI 1255758389, issued on Mar 26, 2014. Check the license (Colorado C-APN.0104995-C-NP, as entered in NPPES) with the Colorado 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
1255758389
Name
Julie Caldwell Martinez
Credential
PMHNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
C-APN.0104995-C-NP CO
APRN9287881 FL
Self-reported in NPPES; status is on the state search
Practice location
7900 E Union Ave Ste 1100, Denver, CO 80237
Phone
(303) 414-1164
Enumerated
Mar 26, 2014
Record last updated
Mar 31, 2026
Fax
(813) 906-7789
Medicaid IDs
9000200215 CO
013387400 FL
Medicare enrollment
Enrolled (PECOS I20141003001410); 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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8 nearest psychiatric/mental health nurse practitioner records → All 1,336 in Colorado → Look up another NPI →

Also registered at 7900 E Union Ave Ste 1100

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

  1. Atea BaxterClinical Social Worker1134414980
  2. Amanda Black, LCSWClinical Social Worker1639034614
  3. Alexa Echevarria, LPCProfessional Counselor1245194166
  4. Carly Ellison, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1508245028
  5. Seth Gustafson, LCSWClinical Social Worker1215618574
  6. Natalie LyonMental Health Counselor1205755774

Verify Julie Caldwell Martinez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license C-APN.0104995-C-NP    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 Colorado license search

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26% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

674 Medicare Part D claims for 25 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Julie Martinez674
  2. Specialty average906

Most prescribed

  1. Clonazepam50 claims
  2. Desvenlafaxine Succinate Er32 claims
  3. Alprazolam30 claims
  4. Eszopiclone27 claims
  5. Buspirone Hcl24 claims
  6. Bupropion Hcl Sr23 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.

Bills Medicare through one group practice

  1. Revitalize Psychiatric Services IncWesley Chapel, FL

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

Julie Caldwell Martinez among 1,336 psychiatric/mental health nurse practitioner records in Colorado

Julie Caldwell Martinez, PMHNP is one of 1,336 psychiatric/mental health nurse practitioner records with a practice address in Colorado. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 21% of them.

  • NPI issued2014 · 21% of these records are older, 75% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2021 · median 2021 among the 730 with a school on file
  • Record last updated2026 · 18% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in Colorado

There are 1,336 psychiatric/mental health nurse practitioner records in Colorado.

All 1,336 in Colorado → Every provider in Denver → Psychiatric/Mental Health Nurse Practitioner nationwide →

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

  1. Carly Ellison, PMHNP-BCDenver, CO 802371508245028
  2. Hillary Guggenheim, PMHNP-BCDenver, CO 802371982539672
  3. Sandra Martinez Tenreiro, PMHNP-BCDenver, CO 802371891578373
  4. Jeanine FoleyDenver, CO 802381194122259
  5. Sharon Hepworth, APN, RXNDenver, CO 802381306239421
  6. Katherine JeffersonDenver, CO 802381437779972
  7. Sheri Lazenby, CRNPDenver, CO 802381336489053
  8. Esther Migongo, PMHNPDenver, CO 802381972236651

Common questions

What is Julie Caldwell Martinez, PMHNP's NPI number?

Julie Caldwell Martinez, PMHNP's National Provider Identifier (NPI) is 1255758389, issued on Mar 26, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Julie Caldwell Martinez, PMHNP located?

The NPPES record lists a practice address at 7900 E Union Ave Ste 1100, Denver, CO, 80237. Phone: (303) 414-1164. Providers update this record themselves, so call before visiting.

How can I verify Julie Caldwell Martinez, PMHNP's license?

NPPES lists Colorado license number C-APN.0104995-C-NP, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

How much does Julie Caldwell Martinez, PMHNP prescribe under Medicare Part D?

In 2024, Julie Caldwell Martinez, PMHNP had 674 Medicare Part D claims for 25 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.

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.