Alan F. Stage, MD
Pediatrics Physician · Castle Rock, CO
Alan F. Stage, MD is a pediatrics physician with a practice address in Castle Rock, Colorado, and NPI 1821044975, issued on May 26, 2006. Check the license (Colorado 21851, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Alan F. Stage
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 21851 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1 Oakwood Park Plz, Castle Rock, CO 80104
- Phone
- (303) 688-2320
- Enumerated
- May 26, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (303) 688-1371
- Medicaid ID
- 01218510 CO
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 1,155 in Colorado → Look up another NPI →
Also registered at 1 Oakwood Park Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alan F. Stage in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 21851Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $21.71
1 payment: food and beverage; the largest payer was Hologic Sales and Service, LLC. The 21,580 providers of this specialty with any payment received $842.05 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.
Alan F. Stage among 1,155 pediatrics physician records in Colorado
Alan F. Stage, MD is one of 1,155 pediatrics physician records with a practice address in Colorado. 27% 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 11% of them.
- NPI issued2006 · 11% of these records are older, 57% newer
- In a Medicare fileYes · 27% of these records are
- In the CMS Doctors and Clinicians fileNo · 6% of these records are
- Record last updated2026 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 pediatrics physician records list a practice address in Castle Rock
They are 12 of the 1,319 NPPES records with a practice address in Castle Rock, and 1,155 pediatrics physician records in Colorado.
All 1,155 in Colorado → Every provider in Castle Rock → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Jennifer Anderson, M.D.Castle Rock, CO 801041467985390
- Judy Bloomberg, MDCastle Rock, CO 801041043362304
- William Chu, M.D.Castle Rock, CO 801041649286881
- Christopher Healey, M.D.Castle Rock, CO 801041497708341
- Margaret Sheehan, M.D.Castle Rock, CO 801041902913668
- David Simon, M.D.Castle Rock, CO 801041205930302
- Nicholas Krebs, M.D.Castle Pines, CO 801081942509237
- Sarah Grope, M.D.Castle Rock, CO 801091083668438
Common questions
What is Alan F. Stage, MD's NPI number?
Alan F. Stage, MD's National Provider Identifier (NPI) is 1821044975, issued on May 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alan F. Stage, MD located?
The NPPES record lists a practice address at 1 Oakwood Park Plz, Castle Rock, CO, 80104. Phone: (303) 688-2320. Providers update this record themselves, so call before visiting.
How can I verify Alan F. Stage, MD's license?
NPPES lists Colorado license number 21851, 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.
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.