Mark T. Chao, DDS
- Part D claims, 2024
- 343
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 9008 Thornton Rd, Stockton, CA 95209
- Practice phone
- Call (209) 368-6639
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hayes Chiropractic Inc
Stockton, California
Find Mark Chao'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.
Mark T. Chao is a general practice dentistry in Stockton, California
Mark Chao practices at Hayes Chiropractic Inc in Stockton, California.
Mark Chao's NPI, 1801876842, was assigned on January 17, 2006. Mark Chao holds California license 56858.
- NPI
- 1801876842NPI Registry (opens in a new tab)
- NPI enumeration date
- January 17, 2006
- NPI status
- Active
- Practice phone
- (209) 368-6639
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Mark T. Chao practices at Hayes Chiropractic Inc in Stockton, California
Mark Chao's primary practice is Hayes Chiropractic Inc, at 9008 Thornton Rd, Stockton, CA 95209 in San Joaquin County. The practice phone is (209) 368-6639.
- Hayes Chiropractic Inc9008 Thornton Rd, Stockton, CA 95209 · San Joaquin CountyPhone(209) 368-6639
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mark T. Chao is affiliated with 2 sites of care and 1 medical group
Mark Chao's primary practice is Hayes Chiropractic Inc in Stockton, California. Dmand AI also links Mark Chao to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Mark T. Chao's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Chao practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hayes Chiropractic Inc | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark T. Chao is one of 7,627 general practice dentistrys in California
General practice is Mark Chao's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Mark Chao is licensed in California.
Specialties and state licenses
- General practice dentistry, CaliforniaPrimary
General practice dentistrys near Mark Chao
Counts of general practice dentistrys with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Mark T. Chao's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Mark Chao's median patient age at 57, with 0% women.
Mark Chao'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
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Mark T. Chao wrote 343 Medicare Part D claims in 2024
In 2024, Mark Chao wrote 343 Medicare Part D claims for 186 patients. 98% of them were for generic drugs.
Mark Chao's Part D claims by kind of drug, 2024
- Generic335 claims98%
- Brand-name and other8 claims2%
Drug classes CMS tracks in Mark Chao's Part D claims, 2024
- Opioids14%47 of 343 claims
- Antibiotics71%245 of 343 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Sources for Mark T. Chao'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| 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 Mark T. Chao
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark T. Chao's NPI number?
Mark T. Chao's NPI number is 1801876842. It was assigned on January 17, 2006, and it is active in the NPI Registry.
What does Mark T. Chao specialize in?
Mark T. Chao is a general practice dentistry in Stockton, California. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Mark T. Chao practice?
Mark Chao practices at 9008 Thornton Rd, Stockton, CA 95209. Mark Chao's primary practice is Hayes Chiropractic Inc in Stockton, California. Dmand AI also links Mark Chao to 1 group practice or clinic and 1 medical group.
What is Mark T. Chao's office phone number?
The practice phone on file for Mark Chao is (209) 368-6639.
What is Mark T. Chao's medical license number?
Mark Chao holds California license 56858.
How long has Mark T. Chao been practicing?
Mark Chao's NPI was assigned in 2006.
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