NPPES file of Aug 9, 2026

Geraldine Corrigan, MD

Nephrology Physician · Arvada, CO

Geraldine Corrigan, MD is a nephrology physician with a practice address in Arvada, Colorado, and NPI 1881685360, issued on Nov 2, 2005. Check the license (Colorado 42638, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881685360
Name
Geraldine Corrigan
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License number
42638 CO
Self-reported in NPPES; status is on the state search
Practice location
5265 Vance St, Arvada, CO 80002
Phone
(303) 232-3366
Enumerated
Nov 2, 2005
Record last updated
Oct 20, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(303) 232-8734
Medicaid ID
50156772 CO
Medicare enrollment
Enrolled (PECOS I20040515000440); 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.
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Also registered at 5265 Vance St

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

  1. Dana Bacon, LSW, MSWClinical Social Worker1396895884
  2. Ana Buckman-Hart, M.S.W., L.C.S.W.Clinical Social Worker1407907538
  3. Morris Fishbein, PH.D.Clinical Psychologist1245381177
  4. David Gillum, MDNephrology Physician1053302398
  5. Harmeet Singh, MDNephrology Physician1437140928
  6. Claudia Van Dijk, M.D.Nephrology Physician1982651329

Verify Geraldine Corrigan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 42638
    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
Open 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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53% more Medicare Part D claims than the average nephrology physician in 2024

2,240 Medicare Part D claims for 308 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Geraldine Corrigan2,240
  2. Specialty average1,465

Most prescribed

  1. Furosemide217 claims
  2. Amlodipine Besylate211 claims
  3. Losartan Potassium190 claims
  4. Lisinopril123 claims
  5. Atorvastatin Calcium89 claims
  6. Carvedilol86 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 95 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score80.5
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%98.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $24.76

1 payment: food and beverage; the largest payer was Travere Therapeutics, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Geraldine Corrigan$24.76
  2. Specialty average$3,091.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Western Nephrology And Metabolic Bone Disease, P.C.Arvada, CO

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

Geraldine Corrigan among 182 nephrology physician records in Colorado

Geraldine Corrigan, MD is one of 182 nephrology physician records with a practice address in Colorado. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 72% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated1992 · median 2002 among the 133 with a school on file
  • Record last updated2008 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Colorado

There are 182 nephrology physician records in Colorado.

The 8 nephrology physician records with the nearest ZIP codes

  1. Daniel Andreoli, M.D.Arvada, CO 800021093077604
  2. David Gillum, MDArvada, CO 800021053302398
  3. Harmeet Singh, MDArvada, CO 800021437140928
  4. Claudia Van Dijk, M.D.Arvada, CO 800021982651329
  5. Rajesh Yalavarthy, MDArvada, CO 800021366478687
  6. Kaveh Kian, MDAurora, CO 800121518946011
  7. Neil Manek, M.D.Aurora, CO 800121891950234
  8. Gregory Proctor, MDAurora, CO 800121447306063

Common questions

What is Geraldine Corrigan, MD's NPI number?

Geraldine Corrigan, MD's National Provider Identifier (NPI) is 1881685360, issued on Nov 2, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Geraldine Corrigan, MD located?

The NPPES record lists a practice address at 5265 Vance St, Arvada, CO, 80002. Phone: (303) 232-3366. Providers update this record themselves, so call before visiting.

How can I verify Geraldine Corrigan, MD's license?

NPPES lists Colorado license number 42638, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Geraldine Corrigan, MD prescribe under Medicare Part D?

In 2024, Geraldine Corrigan, MD had 2,240 Medicare Part D claims for 308 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.

What is Geraldine Corrigan, MD's MIPS final score?

The 2023 MIPS final score is 95 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.