NPPES file of Aug 9, 2026

Erika Rose Mrzlak, LSW

Clinical Social Worker · Greenwood Village, CO

Erika Rose Mrzlak, LSW is a clinical social worker with a practice address in Greenwood Village, Colorado, and NPI 1578187837, issued on Jun 2, 2020. Check the license (Colorado CSW.09930251, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578187837
Name
Erika Rose Mrzlak
Credential
LSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
CSW.09930251 CO
149-023527 IL
150.104300 IL
Self-reported in NPPES; status is on the state search
Practice location
5351 S Roslyn St Ste 200, Greenwood Village, CO 80111
Phone
(303) 770-6500
Enumerated
Jun 2, 2020
Record last updated
Jan 15, 2025
Fax
(303) 770-2211
Medicare enrollment
Enrolled (PECOS I20250109001311); 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 clinical social worker records → All 7,356 in Colorado → Look up another NPI →

Also registered at 5351 S Roslyn St Ste 200

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

  1. Hoang Dang, MDFamily Medicine Physician1861920746
  2. Sydney DittmanFamily Medicine Physician1619400918
  3. Steven Matthews, PA-CSurgical Physician Assistant1902835614
  4. Sarah McMahon, MDObstetrics & Gynecology Physician1134756026
  5. Justin Quinette, DOSports Medicine (Family Medicine) Physician1043873904
  6. Kristen Viehman, PA-CSurgical Physician Assistant1396077384

Verify Erika Rose Mrzlak 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 CSW.09930251    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

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. Portercare Adventist Health SystemDenver, CO

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

Erika Rose Mrzlak among 7,356 clinical social worker records in Colorado

Erika Rose Mrzlak, LSW is one of 7,356 clinical social worker records with a practice address in Colorado. 14% 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 63% of them.

  • NPI issued2020 · 63% of these records are older, 32% newer
  • In a Medicare fileYes · 14% of these records are
  • In the CMS Doctors and Clinicians fileYes · 21% of these records are
  • Graduated2019 · median 2014 among the 1,575 with a school on file
  • Record last updated2025 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

76 clinical social worker records list a practice address in Greenwood Village

They are 76 of the 2,654 NPPES records with a practice address in Greenwood Village, and 7,356 clinical social worker records in Colorado.

All 7,356 in Colorado → Every provider in Greenwood Village → Clinical Social Worker nationwide →

The 8 clinical social worker records with the nearest ZIP codes

  1. Susan Avner, LCSWEnglewood, CO 801111336245430
  2. Barbara D'Souza, LCSWGreenwood Village, CO 801111376579979
  3. Doug French, LCSWEnglewood, CO 801111588730758
  4. Tamara Kiekhaefer, LCSWGreenwood Village, CO 801111255373510
  5. Tiffany Koenen, LCSWCentennial, CO 801111629146337
  6. Elizabeth Low, LSCSWCentennial, CO 801111376561795
  7. Bernadine Merker, MS LCSWCentennial, CO 801111104984228
  8. Daniel Moen, LCSWGreenwood Village, CO 801111255347092

Common questions

What is Erika Rose Mrzlak, LSW's NPI number?

Erika Rose Mrzlak, LSW's National Provider Identifier (NPI) is 1578187837, issued on Jun 2, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Erika Rose Mrzlak, LSW located?

The NPPES record lists a practice address at 5351 S Roslyn St Ste 200, Greenwood Village, CO, 80111. Phone: (303) 770-6500. Providers update this record themselves, so call before visiting.

How can I verify Erika Rose Mrzlak, LSW's license?

NPPES lists Colorado license number CSW.09930251, as entered by the provider. Search the Colorado 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.