Christine B. Walden, MD
Internal Medicine Physician · Castle Rock, CO
Christine B. Walden, MD is an internal medicine physician with a practice address in Castle Rock, Colorado, and NPI 1225089980, issued on May 15, 2006. Check the license (Colorado 42186, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Christine B. Walden
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 42186 CO
Self-reported in NPPES; status is on the state search - Practice location
- 4318 Trail Boss Dr, Castle Rock, CO 80104
- Phone
- (303) 338-4545
- Enumerated
- May 15, 2006
- Record last updated
- May 7, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 65222326 CO
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,046 in Colorado → Look up another NPI →
Also registered at 4318 Trail Boss Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Christine B. Walden in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 42186Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average internal medicine physician in 2024
6,497 Medicare Part D claims for 682 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 124 claims were for opioids.
Most prescribed
- Atorvastatin Calcium549 claims
- Levothyroxine Sodium438 claims
- Lisinopril283 claims
- Rosuvastatin Calcium260 claims
- Simvastatin244 claims
- Omeprazole234 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.
Christine B. Walden among 2,046 internal medicine physician records in Colorado
Christine B. Walden, MD is one of 2,046 internal medicine physician records with a practice address in Colorado. 71% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2021 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in Colorado
There are 2,046 internal medicine physician records in Colorado.
All 2,046 in Colorado → Every provider in Castle Rock → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Brian Burns, M.D.Castle Rock, CO 801081407058423
- James Coates, MDCastle Rock, CO 801081275854432
- Lawrence Scariano, MDCastle Pines, CO 801081528161056
- Angela Tran, D.O.Castle Rock, CO 801081679765739
- Michelle Eason-Delhougne, MDCastle Rock, CO 801091407969595
- Scott Faulkner, M.D.Castle Rock, CO 801091942262209
- Stacie Kamada- Higa, DOCastle Rock, CO 801091689081416
- Anne Manchester, MDCastle Rock, CO 801091750532552
Common questions
What is Christine B. Walden, MD's NPI number?
Christine B. Walden, MD's National Provider Identifier (NPI) is 1225089980, issued on May 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Christine B. Walden, MD located?
The NPPES record lists a practice address at 4318 Trail Boss Dr, Castle Rock, CO, 80104. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.
How can I verify Christine B. Walden, MD's license?
NPPES lists Colorado license number 42186, 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 Christine B. Walden, MD prescribe under Medicare Part D?
In 2024, Christine B. Walden, MD had 6,497 Medicare Part D claims for 682 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.