NPPES file of Aug 9, 2026

Josiah Ziegler, DO

Psychiatry Physician · Fort Collins, CO

Josiah Ziegler, DO is a psychiatry physician with a practice address in Fort Collins, Colorado, and NPI 1144753161, issued on Apr 6, 2017. Check the license (Colorado DR.0066043, 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
1144753161
Name
Josiah Ziegler
Credential
DO
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
DR.0066043 CO
Self-reported in NPPES; status is on the state search
Practice location
4856 Innovation Dr, Fort Collins, CO 80525
Phone
(970) 494-4200
Enumerated
Apr 6, 2017
Record last updated
Mar 27, 2025
Fax
(844) 270-1824
Medicare enrollment
Enrolled (PECOS I20210616002905); accepts Medicare assignment
Medical or professional school
Campbell Univ School Of Osteopathic Medicine, 2017
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 4856 Innovation Dr

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

  1. Clifford Abeyta, CAS, MSWAddiction (Substance Use Disorder) Counselor1669489779
  2. Elizabeth AckelsonDriver1992503965
  3. Koki Adachi, BACase Manager/Care Coordinator1003168519
  4. Fernanda Alarcon-AvilaCase Manager/Care Coordinator1306551734
  5. Benjamin AlfordCounselor1265144273
  6. Jaymi AllenBehavior Technician1093409278

Verify Josiah Ziegler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0066043
    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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22% fewer Medicare Part D claims than the average psychiatry physician in 2024

779 Medicare Part D claims for 103 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Josiah Ziegler779
  2. Specialty average1,000

Most prescribed

  1. Clozapine152 claims
  2. Olanzapine60 claims
  3. Aripiprazole53 claims
  4. Clonazepam32 claims
  5. Quetiapine Fumarate27 claims
  6. Divalproex Sodium22 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: $52.64

2 payments; by number, the most common kind was food and beverage; the largest payer was Alkermes, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Josiah Ziegler$52.64
  2. Specialty average$4,954.93

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Poudre Valley Medical Group LLCFort Collins, CO
  2. Psychiatric Services OF The Rockies CorporationFort Collins, CO

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

Josiah Ziegler among 990 psychiatry physician records in Colorado

Josiah Ziegler, DO is one of 990 psychiatry physician records with a practice address in Colorado. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 82% of them.

  • NPI issued2017 · 82% of these records are older, 15% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 35% of these records are
  • Graduated2017 · median 2009 among the 351 with a school on file
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in Colorado

There are 990 psychiatry physician records in Colorado.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Paul Eigenberger, MDFort Collins, CO 805251013544816
  2. Rose George, MDFort Collins, CO 805251588863211
  3. Janice Hanlon-Toth, M.D.Fort Collins, CO 805251134219371
  4. Robert Lawrence, M.D.Fort Collins, CO 805251437284882
  5. Ioannis MalidelisFort Collins, CO 805251205396033
  6. Thomas Mitchell, MDFort Collins, CO 805251588169833
  7. Jose Pena, DOFort Collins, CO 805251407346927
  8. Lisa Ponfick, MDFort Collins, CO 805251962416255

Common questions

What is Josiah Ziegler, DO's NPI number?

Josiah Ziegler, DO's National Provider Identifier (NPI) is 1144753161, issued on Apr 6, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Josiah Ziegler, DO located?

The NPPES record lists a practice address at 4856 Innovation Dr, Fort Collins, CO, 80525. Phone: (970) 494-4200. Providers update this record themselves, so call before visiting.

How can I verify Josiah Ziegler, DO's license?

NPPES lists Colorado license number DR.0066043, 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 Josiah Ziegler, DO prescribe under Medicare Part D?

In 2024, Josiah Ziegler, DO had 779 Medicare Part D claims for 103 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.