Claude J. Fortin, MD
Neurology Physician · Castle Rock, CO
Claude J. Fortin, MD is a neurology physician with a practice address in Castle Rock, Colorado, and NPI 1235225780, issued on Oct 4, 2006. Check the license (Colorado CDRH.0057033, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Claude J. Fortin
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License numbers
- CDRH.0057033 CO
69028 AZ
G-175604 CA
ME153694 FL
MD-52938 IA
and 9 more
Self-reported in NPPES; status is on the state search - Practice location
- 751 Maleta LN Ste 104, Castle Rock, CO 80108
- Phone
- (720) 465-8565
- Enumerated
- Oct 4, 2006
- Record last updated
- Feb 27, 2025
- Fax
- (949) 561-4369
- Medicaid ID
- 036067171 IL
- Medicare enrollment
- Enrolled (PECOS I20161014000311); accepts Medicare assignment
- Medical or professional school
- Loyola University Of Chicago, Stritch School Of Medicine, 1982
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 396 in Colorado → Look up another NPI →
Verify Claude J. Fortin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license CDRH.0057033Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average neurology physician in 2024
432 Medicare Part D claims for 115 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Donepezil Hcl55 claims
- Gabapentin44 claims
- Divalproex Sodium27 claims
- Topiramate24 claims
- Primidone21 claims
- Trazodone Hcl14 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.
Industry payments in 2024: $231.95
10 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
2 hospitals and group practices
- Blessing HospitalQuincy, IL · Acute Care Hospitals4 of 5 stars
- Banner Health Physicians Colorado LLCGreeley, CO
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.
Claude J. Fortin among 396 neurology physician records in Colorado
Claude J. Fortin, MD is one of 396 neurology physician records with a practice address in Colorado. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 66% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1982 · median 2010 among the 275 with a school on file
- Record last updated2025 · 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 2084N0400X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in Colorado
There are 396 neurology physician records in Colorado.
All 396 in Colorado → Every provider in Castle Rock → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Pamela Kinder, M.D.Castle Rock, CO 801091851437925
- Marc Treihaft, MDEnglewood, CO 801101528177904
- Susan Anzalone, MDGreenwood Village, CO 801111043538085
- Jane Burnham, MD PHDCentennial, CO 801111710913751
- Kristen Graesser, MDCentennial, CO 801111063568681
- Zachary Norman, M.D.Greenwood Village, CO 801111427439801
- Elizabeth North, D.O.Greenwood Village, CO 801111336111616
- Steven Gulevich, M.D.Centennial, CO 801121437121613
Common questions
What is Claude J. Fortin, MD's NPI number?
Claude J. Fortin, MD's National Provider Identifier (NPI) is 1235225780, issued on Oct 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Claude J. Fortin, MD located?
The NPPES record lists a practice address at 751 Maleta LN Ste 104, Castle Rock, CO, 80108. Phone: (720) 465-8565. Providers update this record themselves, so call before visiting.
How can I verify Claude J. Fortin, MD's license?
NPPES lists Colorado license number CDRH.0057033, 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 Claude J. Fortin, MD prescribe under Medicare Part D?
In 2024, Claude J. Fortin, MD had 432 Medicare Part D claims for 115 beneficiaries; the average among neurology physician prescribers was 1,370. 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.