NPPES file of Aug 9, 2026

Nicolas Stephen Calzada, L.M.S.W

Clinical Social Worker · Marshalltown, IA

Nicolas Stephen Calzada, L.M.S.W is a clinical social worker with a practice address in Marshalltown, Iowa, and NPI 1467772731, issued on Jun 9, 2010. Check the license with the Iowa 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
1467772731
Name
Nicolas Stephen Calzada
Credential
L.M.S.W
Primary taxonomy
Clinical Social Worker 1041C0700X
Practice location
9 N 4TH Ave, Marshalltown, IA 50158
Phone
(641) 752-1585
Enumerated
Jun 9, 2010
Record last updated
Aug 18, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(641) 752-9665
Medicaid ID
0058230 IA
Medicare enrollment
Enrolled (PECOS I20130729000574); 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.
Download card Updates feed

8 nearest clinical social worker records → All 2,170 in Iowa → Look up another NPI →

Also registered at 9 N 4TH Ave

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

  1. Terrence Augspurger, M.D., CHILD PSYCHIATChild & Adolescent Psychiatry Physician1043284169
  2. Christopher BatesAddiction (Substance Use Disorder) Counselor1407419385
  3. Beverly Bear, IADCAddiction (Substance Use Disorder) Counselor1780053934
  4. John Bergman, LICENSED PSYCHOLOGISCognitive & Behavioral Psychologist1215901202
  5. Tiana Bolar, BAAddiction (Substance Use Disorder) Counselor1629820956
  6. Amy Bonin, M.S. - TLMHCMental Health Counselor1013394543

Verify Nicolas Stephen Calzada in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this professionCheck 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 Iowa 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. Center AssociatesMarshalltown, IA

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

Nicolas Stephen Calzada among 2,170 clinical social worker records in Iowa

Nicolas Stephen Calzada, L.M.S.W is one of 2,170 clinical social worker records with a practice address in Iowa. 17% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 31% of them.

  • NPI issued2010 · 31% of these records are older, 66% newer
  • In a Medicare fileYes · 17% of these records are
  • In the CMS Doctors and Clinicians fileYes · 24% of these records are
  • Graduated2007 · median 2011 among the 528 with a school on file
  • Record last updated2014 · 49% 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 Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

14 clinical social worker records list a practice address in Marshalltown

They are 14 of the 443 NPPES records with a practice address in Marshalltown, and 2,170 clinical social worker records in Iowa.

All 2,170 in Iowa → Every provider in Marshalltown → Clinical Social Worker nationwide →

The 8 clinical social worker records with the nearest ZIP codes

  1. Beth Andrew, LISWMarshalltown, IA 501581891061826
  2. Anna Cullen, LISWMarshalltown, IA 501581780455568
  3. Ronald EberlineMarshalltown, IA 501581780182113
  4. Abigail Jones, LISWMarshalltown, IA 501581932756392
  5. Jennifer Kalisz, LISWMarshalltown, IA 501581194348532
  6. Daun Keefe, LISWMarshalltown, IA 501581730314659
  7. Angela Krier, LISWMarshalltown, IA 501581396719407
  8. Bethanie Langloss, LMSWMarshalltown, IA 501581508121500

Common questions

What is Nicolas Stephen Calzada, L.M.S.W's NPI number?

Nicolas Stephen Calzada, L.M.S.W's National Provider Identifier (NPI) is 1467772731, issued on Jun 9, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Nicolas Stephen Calzada, L.M.S.W located?

The NPPES record lists a practice address at 9 N 4TH Ave, Marshalltown, IA, 50158. Phone: (641) 752-1585. Providers update this record themselves, so call before visiting.

How can I verify Nicolas Stephen Calzada, L.M.S.W's license?

Search the Iowa 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.