NPPES file of Aug 9, 2026

Gregory A. Anderson, CRNA

Certified Registered Nurse Anesthetist · Creston, IA

Gregory A. Anderson, CRNA is a certified registered nurse anesthetist with a practice address in Creston, Iowa, and NPI 1265641310, issued on May 22, 2007. Check the license (Iowa D134055, as entered in NPPES) 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1265641310
Name
Gregory A. Anderson
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
D134055 IA
R158640 MD
Self-reported in NPPES; status is on the state search
Practice location
1700 W Townline St, Creston, IA 50801
Phone
(641) 782-7091
Enumerated
May 22, 2007
Record last updated
Oct 3, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(641) 782-3830
Medicare enrollment
Enrolled (PECOS I20131216000979); accepts Medicare assignment
Medical or professional school
University Of Maryland School Of Medicine, 2006
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 certified registered nurse anesthetist records → All 584 in Iowa → Look up another NPI →

Also registered at 1700 W Townline St

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

  1. Stephanie Anderson, CRNACertified Registered Nurse Anesthetist1629275532
  2. Brooke Becker, ARNP, CPNP-PCPediatric Nurse Practitioner1427607753
  3. Leeann Berg, ARNPPsychiatric/Mental Health Nurse Practitioner1710548581
  4. Madison Bergren, FNP-CNurse Practitioner1356810949
  5. Megan Birchard, ATCAthletic Trainer1780164996
  6. Shelby Cameron, ARNP, FNP-BCFamily Nurse Practitioner1598594939

Verify Gregory A. Anderson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license D134055    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 Iowa license search

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5.6 times the Medicare Part D claims of the average certified registered nurse anesthetist in 2024

1,253 Medicare Part D claims for 148 beneficiaries, against an average of 224 among the 246 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 478 claims were for opioids.

  1. Gregory Anderson1,253
  2. Specialty average224

Most prescribed

  1. Gabapentin167 claims
  2. Tramadol Hcl152 claims
  3. Pregabalin150 claims
  4. Hydrocodone-Acetaminophen122 claims
  5. Tizanidine Hcl89 claims
  6. Cyclobenzaprine Hcl84 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.

One hospital affiliation

  1. Greater Regional Medical CenterCreston, IA · Critical Access Hospitals3 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Gregory A. Anderson among 584 certified registered nurse anesthetist records in Iowa

Gregory A. Anderson, CRNA is one of 584 certified registered nurse anesthetist records with a practice address in Iowa. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 35% of them.

  • NPI issued2007 · 35% of these records are older, 59% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2006 · median 2014 among the 406 with a school on file
  • Record last updated2013 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

5 certified registered nurse anesthetist records list a practice address in Creston

They are 5 of the 134 NPPES records with a practice address in Creston, and 584 certified registered nurse anesthetist records in Iowa.

All 584 in Iowa → Every provider in Creston → Certified Registered Nurse Anesthetist nationwide →

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Stephanie Anderson, CRNACreston, IA 508011629275532
  2. Joel Emerson, CRNACreston, IA 508011821040833
  3. Kathleen Evans, CRNACreston, IA 508011497839252
  4. Brian Gutmann, CRNACreston, IA 508011750363172
  5. Samantha Specht, CRNACorning, IA 508411982066593
  6. Helen Stutzman, CRNA, ARNPMount Ayr, IA 508541538339775
  7. Wayde Blumhardt, CRNAWaterloo, IA 507031528011996
  8. Jon Clinton, CRNAWaterloo, IA 507031942272505

Common questions

What is Gregory A. Anderson, CRNA's NPI number?

Gregory A. Anderson, CRNA's National Provider Identifier (NPI) is 1265641310, issued on May 22, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gregory A. Anderson, CRNA located?

The NPPES record lists a practice address at 1700 W Townline St, Creston, IA, 50801. Phone: (641) 782-7091. Providers update this record themselves, so call before visiting.

How can I verify Gregory A. Anderson, CRNA's license?

NPPES lists Iowa license number D134055, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Gregory A. Anderson, CRNA prescribe under Medicare Part D?

In 2024, Gregory A. Anderson, CRNA had 1,253 Medicare Part D claims for 148 beneficiaries; the average among certified registered nurse anesthetist prescribers was 224. 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.