NPPES file of Aug 9, 2026

Erik Robert Larson, APRN

Psychiatric/Mental Health Nurse Practitioner · Denver, CO

Erik Robert Larson, APRN is a psychiatric/mental health nurse practitioner with a practice address in Denver, Colorado, and NPI 1225398795, issued on May 18, 2012. Check the license (Colorado APN.0992753-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
1225398795
Name
Erik Robert Larson
Credential
APRN
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
APN.0992753-NP CO
170662 CO
32853.1280 WY
Self-reported in NPPES; status is on the state search
Practice location
3401 Quebec St Ste 4500, Denver, CO 80207
Phone
(303) 945-9739
Enumerated
May 18, 2012
Record last updated
May 25, 2018 (not updated in 8 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3401 Quebec St Ste 4500

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

  1. Matthew Adamson, MD, PHDPsychiatry Physician1033859087
  2. Megan Bhatia, LPCProfessional Counselor1821652132
  3. Natalie Bowman, CCC-SLPSpeech-Language Pathologist1174014401
  4. Takiya BradleyClinical Social Worker1598096943
  5. Yolanda Dandridge, LPC, LCMHC, QSProfessional Counselor1093680324
  6. Eva Diaz, M.D.Child & Adolescent Psychiatry Physician1386089134

Verify Erik Robert Larson 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 APN.0992753-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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95% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

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

  1. Erik Larson41
  2. Specialty average906

Most prescribed

  1. Venlafaxine Hcl Er13 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.

Erik Robert Larson among 1,336 psychiatric/mental health nurse practitioner records in Colorado

Erik Robert Larson, APRN 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 2012, is newer than 15% of them.

  • NPI issued2012 · 15% of these records are older, 81% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileNo · 55% of these records are
  • Record last updated2018 · 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.

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

  1. Corine Clark, PMHNP-BCDenver, CO 802071881926616
  2. Meixuan Leff, MA, MSN, LPC, PMHNPDenver, CO 802071023415965
  3. Mireille Mbabazi, APRN, PMHNP-BCDenver, CO 802071023798881
  4. James Newton, PMHNP-BCDenver, CO 802071275466401
  5. Busayo Obigbesan, MBRDenver, CO 802071497116545
  6. Jenna Platzbecker, PMHNP-BCDenver, CO 802071124982228
  7. Mariah Dermody, PMHNP-BCDenver, CO 802061801504584
  8. Kari Green, NPDenver, CO 802061194010686

Common questions

What is Erik Robert Larson, APRN's NPI number?

Erik Robert Larson, APRN's National Provider Identifier (NPI) is 1225398795, issued on May 18, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Erik Robert Larson, APRN located?

The NPPES record lists a practice address at 3401 Quebec St Ste 4500, Denver, CO, 80207. Phone: (303) 945-9739. Providers update this record themselves, so call before visiting.

How can I verify Erik Robert Larson, APRN's license?

NPPES lists Colorado license number APN.0992753-NP, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

How much does Erik Robert Larson, APRN prescribe under Medicare Part D?

In 2024, Erik Robert Larson, APRN had 41 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.