NPPES file of Aug 9, 2026

John Conrad Rudersdorf, MD

Child & Adolescent Psychiatry Physician · Parker, CO

John Conrad Rudersdorf, MD is a child & adolescent psychiatry physician with a practice address in Parker, Colorado, and NPI 1871756353, issued on Jul 6, 2008. Check the license (Colorado DR.0055461, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871756353
Name
John Conrad Rudersdorf
Credential
MD
Primary taxonomy
Child & Adolescent Psychiatry Physician 2084P0804X
License numbers
DR.0055461 CO
2008014001 MO
Self-reported in NPPES; status is on the state search
Practice location
10350 Dransfeldt RD, Parker, CO 80134
Phone
(303) 805-4312
Enumerated
Jul 6, 2008
Record last updated
Jul 8, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150915002587); accepts Medicare assignment
Medical or professional school
Creighton University School Of Medicine, 2008
Telehealth
Offers telehealth (CMS)
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 10350 Dransfeldt RD

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

  1. Debora Arrera, RXS, PMHCNS-BCPsychiatric/Mental Health Clinical Nurse Specialist1407836679
  2. Shawna BernathMarriage & Family Therapist1881010296
  3. Emily Briese, BACase Manager/Care Coordinator1275978249
  4. Deborah BurkeMental Health Counselor1245102524
  5. Matthew BurkhartClinical Social Worker1942086905
  6. Linda Daly, LCSWClinical Social Worker1356690333

Verify John Conrad Rudersdorf in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0055461
    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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78% fewer Medicare Part D claims than the average child & adolescent psychiatry physician in 2024

111 Medicare Part D claims, against an average of 504 among the 3,545 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. John Rudersdorf111
  2. Specialty average504

Most prescribed

  1. Fluoxetine Hcl24 claims
  2. Methylphenidate Er18 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.

Bills Medicare through one group practice

  1. Arapahoe Mental Health Center IncParker, CO

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

John Conrad Rudersdorf among 190 child & adolescent psychiatry physician records in Colorado

John Conrad Rudersdorf, MD is one of 190 child & adolescent psychiatry physician records with a practice address in Colorado. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 57% of them.

  • NPI issued2008 · 57% of these records are older, 37% newer
  • In a Medicare fileYes · 57% of these records are
  • In the CMS Doctors and Clinicians fileYes · 30% of these records are
  • Graduated2008 · median 2011 among the 57 with a school on file
  • Record last updated2015 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0804X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Child & Adolescent Psychiatry Physician providers in Colorado

There are 190 child & adolescent psychiatry physician records in Colorado.

The 8 child & adolescent psychiatry physician records with the nearest ZIP codes

  1. Adam Richmond, M.D.Littleton, CO 801301396184644
  2. Vanessa Venezia Heuer, M.D.Highlands Ranch, CO 801301851360838
  3. Jon Carlson, M.D.Highlands Ranch, CO 801291144406471
  4. Deirdre Foster, M.D.Highlands Ranch, CO 801291700935533
  5. Walter Lee, M.D.Highlands Ranch, CO 801291104142793
  6. Cathy Collins, DOLittleton, CO 801271851315915
  7. Foster Cline, M.D.Littleton, CO 801231669759510
  8. Kay Thacker, MDLittleton, CO 801231619039104

Common questions

What is John Conrad Rudersdorf, MD's NPI number?

John Conrad Rudersdorf, MD's National Provider Identifier (NPI) is 1871756353, issued on Jul 6, 2008. An NPI identifies a provider in billing; it is not a license.

Where is John Conrad Rudersdorf, MD located?

The NPPES record lists a practice address at 10350 Dransfeldt RD, Parker, CO, 80134. Phone: (303) 805-4312. Providers update this record themselves, so call before visiting.

How can I verify John Conrad Rudersdorf, MD's license?

NPPES lists Colorado license number DR.0055461, 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 John Conrad Rudersdorf, MD prescribe under Medicare Part D?

In 2024, John Conrad Rudersdorf, MD had 111 Medicare Part D claims; the average among child & adolescent psychiatry physician prescribers was 504. 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.