NPPES file of Aug 9, 2026

Charles Levi Nielsen, DO

Family Medicine Physician · Colorado Springs, CO

Charles Levi Nielsen, DO is a family medicine physician with a practice address in Colorado Springs, Colorado, and NPI 1497247837, issued on Jun 1, 2018. Check the license (Colorado DR.0066360, 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
1497247837
Name
Charles Levi Nielsen
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
DR.0066360 CO
Self-reported in NPPES; status is on the state search
Practice location
320 E Fontanero St Ste 100, Colorado Springs, CO 80907
Phone
(719) 365-7420
Enumerated
Jun 1, 2018
Record last updated
Sep 13, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210908000773); accepts Medicare assignment
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 320 E Fontanero St Ste 100

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

  1. Derek Krehbiel, LCSWClinical Social Worker1639875248
  2. Christina Lonigro, FNPFamily Nurse Practitioner1134717531
  3. Erika Overbeek Wager, D.O.Family Medicine Physician1164794418
  4. William Vanasse, FNP-CFamily Nurse Practitioner1699177873
  5. Jeffrey Waters, PA-CPhysician Assistant1326010174
  6. Ti Onna WatsonClinical Social Worker1417373390

Verify Charles Levi Nielsen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0066360
    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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41% more Medicare Part D claims than the average family medicine physician in 2024

5,006 Medicare Part D claims for 651 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 271 claims were for opioids.

  1. Charles Nielsen5,006
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium310 claims
  2. Atorvastatin Calcium229 claims
  3. Lisinopril192 claims
  4. Amlodipine Besylate181 claims
  5. Losartan Potassium145 claims
  6. Tramadol Hcl129 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. Poudre Valley Medical Group LLCColorado Springs, CO

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

Charles Levi Nielsen among 3,563 family medicine physician records in Colorado

Charles Levi Nielsen, DO is one of 3,563 family medicine physician records with a practice address in Colorado. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 84% of them.

  • NPI issued2018 · 84% of these records are older, 13% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2018 · median 2008 among the 2,077 with a school on file
  • Record last updated2021 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

298 family medicine physician records list a practice address in Colorado Springs

They are 298 of the 19,771 NPPES records with a practice address in Colorado Springs, and 3,563 family medicine physician records in Colorado.

The 8 family medicine physician records with the nearest ZIP codes

  1. Gina Bamberger, D.O.Colorado Springs, CO 809071376681213
  2. Jeffrey Blixt, D.O.Colorado Springs, CO 809071063438869
  3. Patrick Carter, D.O.Colorado Springs, CO 809071457499311
  4. Rebecca Davis-Trujillo, M.D.Colorado Springs, CO 809071578630992
  5. Thomas Dlugos, MDColorado Springs, CO 809071821023094
  6. Mary Kalmar, MDColorado Springs, CO 809071982674776
  7. Theodore Lawson, MDColorado Springs, CO 809071457307241
  8. Cindy Lockett, MDColorado Springs, CO 809071710942131

Common questions

What is Charles Levi Nielsen, DO's NPI number?

Charles Levi Nielsen, DO's National Provider Identifier (NPI) is 1497247837, issued on Jun 1, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Charles Levi Nielsen, DO located?

The NPPES record lists a practice address at 320 E Fontanero St Ste 100, Colorado Springs, CO, 80907. Phone: (719) 365-7420. Providers update this record themselves, so call before visiting.

How can I verify Charles Levi Nielsen, DO's license?

NPPES lists Colorado license number DR.0066360, 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 Charles Levi Nielsen, DO prescribe under Medicare Part D?

In 2024, Charles Levi Nielsen, DO had 5,006 Medicare Part D claims for 651 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.