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Dr. Zachary Alan Howarth, DO
NPI1396483251PAC ID3173902673
- Part D claims, 2024
- 168
- Publications
- 1
- Hospital affiliations
- 4
- Industry payments
- $69
- Medical groups
- 6
- Practice address
- 2635 N 7th St, Grand Junction, CO 81501
- Practice phone
- Call (970) 298-2260
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Howarth's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Zachary Alan Howarth is an emergency medicine physician in Huntington, West Virginia
Dr. Howarth practices at St. Mary's Regional Hospital in Grand Junction, Colorado, part of Intermountain Health.
Dr. Howarth's NPI, 1396483251, was assigned on May 21, 2022. Dr. Howarth graduated from Michigan State University College of Osteopathic Medicine in 2022. Dr. Howarth holds Michigan license 5151015782.
NPI and contact details
- NPI
- 1396483251NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3173902673
- NPI enumeration date
- May 21, 2022
- NPI status
- Active
- Practice phone
- (970) 298-2260
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Zachary Alan Howarth practices in Grand Junction and Huntington
Dr. Howarth's primary practice is St. Mary's Regional Hospital, at 2635 N 7th St, Grand Junction, CO 81501 in Mesa County. The practice phone is (970) 298-2260. Dr. Howarth also practices at St. Mary's Medical Center, 2900 1st Ave, Huntington, WV 25702.
- St. Mary's Regional HospitalPrimary2635 N 7th St, Grand Junction, CO 81501 · Mesa CountyPhone(970) 298-2260
- St. Mary's Medical Center2900 1st Ave, Huntington, WV 25702 · Cabell CountyPhone(304) 526-1014
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Zachary Alan Howarth is affiliated with 4 sites of care and 6 medical groups
Dr. Howarth's primary practice is St. Mary's Regional Hospital in Grand Junction, Colorado, part of Intermountain Health. Dr. Howarth is also affiliated with St. Mary's Medical Center. The medical group on file is Allied West Virginia Emergency Physicians. Dmand AI also links Dr. Howarth to 2 more hospitals and 5 medical groups, each named with a free account.
St. Mary's Medical CenterAllied West Virginia Emergency Physicians2 hospitalsNames with a free account5 medical groupsNames with a free account
See all 10 affiliations for Dr. HowarthSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Zachary Alan Howarth's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Howarth practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Mary's Regional Hospital | Available with a free account |
| +3 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Zachary Alan Howarth is one of 433 emergency medicine physicians in West Virginia
Emergency medicine is Dr. Howarth's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Howarth is licensed in Michigan.
Specialties and state licenses
- Emergency medicine, MichiganPrimary
Emergency medicine physicians near Dr. Howarth
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
433emergency medicine physicians in West Virginia46emergency medicine physicians in Huntington33emergency medicine physicians at St. Mary's Regional Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Zachary Alan Howarth's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Dr. Howarth's median patient age at 57, with 57% women.
Dr. Howarth's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women57%
- Men43%
Source: Dmand AI Patient Panel Data
Dr. Zachary Alan Howarth wrote 168 Medicare Part D claims in 2024
In 2024, Dr. Howarth wrote 168 Medicare Part D claims for 123 patients. 96% of them were for generic drugs. CMS names the drug for 73 of them, across 4 drugs with 11 or more claims each, at $310 in total drug cost. In 2023, CMS named 25 claims across 2 drugs.
Part D claims, 2024168
Drugs named by CMS4
Total drug cost$310
Part D patients123
Dr. Howarth's Part D claims by kind of drug, 2024
- Generic162 claims96%
- Brand-name and other6 claims4%
Dr. Howarth's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Howarth's Part D claims, 2024
- Antibiotics32%54 of 168 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 252024: 73192%
Drugs named by CMS: 4 in 2024, 2 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Zachary Alan Howarth has 1 publication on record
Dmand AI links 1 paper to Dr. Howarth.
Papers1
Recent publications by Dr. Howarth
See who Dr. Howarth researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Howarth works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Zachary Alan Howarth received $69 in industry payments from 2022 to 2024
CMS Open Payments shows 3 general payments to Dr. Howarth from 3 drug and device companies from 2022 to 2024. Food and beverage make up the largest share, 100% of the total. Inari Medical, Inc. paid the most, $27.
General payments to Dr. Howarth by program year, 2022 to 2024
Companies that paid Dr. Howarth the most, 2022 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Zachary Alan Howarth graduated from Michigan State University College of Osteopathic Medicine
Dr. Howarth graduated from Michigan State University College of Osteopathic Medicine in 2022.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Zachary Alan Howarth's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Zachary Alan Howarth
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Zachary Alan Howarth's NPI number?
Dr. Zachary Alan Howarth's NPI number is 1396483251. It was assigned on May 21, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Zachary Alan Howarth?
Dr. Zachary Alan Howarth is an emergency medicine physician in Huntington, West Virginia. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Zachary Alan Howarth practice?
Dr. Howarth practices at 2635 N 7th St, Grand Junction, CO 81501. Dr. Howarth also practices at 2900 1st Ave, Huntington, WV 25702. Dr. Howarth's primary practice is St. Mary's Regional Hospital in Grand Junction, Colorado, part of Intermountain Health. Dmand AI also links Dr. Howarth to 2 hospitals and 5 medical groups.
What is Dr. Zachary Alan Howarth's office phone number?
The practice phone on file for Dr. Howarth is (970) 298-2260.
What is Dr. Zachary Alan Howarth's medical license number?
Dr. Howarth holds Michigan license 5151015782.
Which hospitals is Dr. Zachary Alan Howarth affiliated with?
Dr. Howarth practices at St. Mary's Regional Hospital in Grand Junction, Colorado. Dr. Howarth is also affiliated with St. Mary's Medical Center. Dmand AI links Dr. Howarth to 2 more hospitals.
What medical group is Dr. Zachary Alan Howarth part of?
Dr. Howarth is linked to Allied West Virginia Emergency Physicians. Dmand AI links Dr. Howarth to 5 more medical groups.
Where did Dr. Zachary Alan Howarth go to medical school?
Dr. Howarth graduated from Michigan State University College of Osteopathic Medicine in 2022.
What drugs does Dr. Zachary Alan Howarth prescribe most?
In 2024 Medicare Part D data, Dr. Howarth's most prescribed drugs by claims were Cephalexin, Ibuprofen and Prednisone.
Has Dr. Zachary Alan Howarth received payments from drug or device companies?
CMS Open Payments shows $69 in general payments to Dr. Howarth from 3 companies from 2022 to 2024. The largest total came from Inari Medical, Inc.
How long has Dr. Zachary Alan Howarth been practicing?
Dr. Howarth graduated from medical school in 2022, 4 years ago.
Does Dr. Zachary Alan Howarth do research?
Dmand AI links 1 publication to Dr. Howarth.
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