Dr. Hoa Hieu Nguyen, MD
- Medicare services, 2022
- 77
- Medicare patients, 2024
- 14
- Part D claims, 2024
- 728
- Hospital affiliations
- 1
- Industry payments
- $537
- Practice address
- 1320 Mercy Drive NW, Canton, OH 44708
- Practice phone
- Call (330) 489-1111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Nguyen'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. Hoa Hieu Nguyen is an internist in Canton, Ohio
Dr. Nguyen practices at Cleveland Clinic Mercy Hospital in Canton, Ohio, part of The Cleveland Clinic Foundation.
Dr. Nguyen's NPI, 1427285394, was assigned on June 17, 2009. Dr. Nguyen graduated from Ross University School of Medicine in 2009. Dr. Nguyen's Louisiana license number on file is 205442.
- NPI
- 1427285394NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365692019
- NPI enumeration date
- June 17, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (330) 489-1111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hoa Hieu Nguyen practices at Cleveland Clinic Mercy Hospital in Canton, Ohio
Dr. Nguyen's primary practice is Cleveland Clinic Mercy Hospital, at 1320 Mercy Drive NW, Canton, OH 44708 in Stark County. The practice phone is (330) 489-1111.
- Cleveland Clinic Mercy Hospital1320 Mercy Drive NW, Canton, OH 44708 · Stark CountyPhone(330) 489-1111
Source: Dmand AI Affiliation Data
Dr. Hoa Hieu Nguyen is affiliated with 4 sites of care and 3 medical groups
Dr. Nguyen's primary practice is Cleveland Clinic Mercy Hospital in Canton, Ohio, part of The Cleveland Clinic Foundation. The medical group on file is Optum - Downtown Los Angeles. Dmand AI also links Dr. Nguyen to 2 more medical groups, 1 group practice or clinic, 1 home health agency and 1 hospice, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Hoa Hieu Nguyen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nguyen practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cleveland Clinic Mercy Hospital | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across The Cleveland Clinic Foundation and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Hoa Hieu Nguyen is one of 4,708 internists in Ohio
Internal medicine is Dr. Nguyen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Nguyen is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Nguyen's licenses on file in 4 states: Louisiana, California, Colorado and Nevada.
Specialties and state licenses
- Internal medicine, LouisianaPrimary
- Addiction medicine (internal medicine), California
- Colorado license
- Nevada license
Clinical focus
Dmand AI lists enlarged prostate and high cholesterol among the conditions Dr. Nguyen treats.
Internists near Dr. Nguyen
Counts of internists 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
Dr. Hoa Hieu Nguyen billed Medicare for 77 services in 2022
CMS data shows 77 Medicare services from Dr. Nguyen across 4 procedure codes in 2022, for 14 Medicare patients. Medicare paid $6,374 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nguyen's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 2,1562022: 7796%
Dr. Nguyen compared with the Ohio median for internists, 2022
- Dr. Nguyen
- Ohio median
- Medicare services
- 77vs 48784% below
- Medicare patients
- 14vs 19293% below
- Part D claims
- 497vs 29469% above
Medians across 4,703 internists in Ohio with Dmand AI profiles that report each measure.
Dr. Nguyen's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Nguyen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nguyen and other internists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hoa Hieu Nguyen treated 14 Medicare patients in 2024, average age 77
CMS counts 14 Medicare patients who saw Dr. Nguyen in 2024. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Nguyen's median patient age at 81, with 54% women.
Dr. Nguyen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 81
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Hoa Hieu Nguyen wrote 728 Medicare Part D claims in 2024
In 2024, Dr. Nguyen wrote 728 Medicare Part D claims for 31 patients. 89% of them were for generic drugs. CMS names the drug for 497 of them, across 23 drugs with 11 or more claims each, at $18,690 in total drug cost. In 2023, CMS named 1,062 claims across 49 drugs.
Dr. Nguyen's Part D claims by kind of drug, 2024
- Generic647 claims89%
- Brand-name81 claims11%
Dr. Nguyen'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,0622024: 49753%
Drugs named by CMS: 23 in 2024, 49 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
How Dr. Hoa Hieu Nguyen takes part in Medicare
Dr. Nguyen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Hoa Hieu Nguyen received $537 in industry payments from 2016 to 2024
CMS Open Payments shows 11 general payments to Dr. Nguyen from 7 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Ironwood Pharmaceuticals, Inc paid the most, $178.
General payments to Dr. Nguyen by program year, 2016 to 2024
Companies that paid Dr. Nguyen the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Hoa Hieu Nguyen graduated from Ross University School of Medicine
Dr. Nguyen graduated from Ross University School of Medicine in 2009.
- Medical school
- Board certified in internal medicine
- Board certified in addiction medicine
Source: Dmand AI Professional Profile Data
Dr. Hoa Hieu Nguyen accepts plans from 6 insurance carriers
Dr. Nguyen is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- GA State Medicaid
Plan types Dr. Nguyen accepts, by number of carriers
- Medicare5
- PPO4
- HMO1
- Medicaid1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Hoa Hieu Nguyen'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Hoa Hieu Nguyen
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. Hoa Hieu Nguyen's NPI number?
Dr. Hoa Hieu Nguyen's NPI number is 1427285394. It was assigned on June 17, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Hoa Hieu Nguyen?
Dr. Hoa Hieu Nguyen is an internist in Canton, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Hoa Hieu Nguyen practice?
Dr. Nguyen practices at 1320 Mercy Drive NW, Canton, OH 44708. Dr. Nguyen's primary practice is Cleveland Clinic Mercy Hospital in Canton, Ohio, part of The Cleveland Clinic Foundation. Dmand AI also links Dr. Nguyen to 2 medical groups, 1 group practice or clinic, 1 home health agency and 1 hospice.
What is Dr. Hoa Hieu Nguyen's office phone number?
The practice phone on file for Dr. Nguyen is (330) 489-1111.
What is Dr. Hoa Hieu Nguyen's medical license number?
Dr. Nguyen's Louisiana license number on file is 205442, one of the licenses on file in 4 states.
Which states has Dr. Hoa Hieu Nguyen been licensed in?
Dmand AI has state licenses on file for Dr. Nguyen in Louisiana (2012 to 2015), California (2011 to 2027), Colorado (2016 to 2017) and Nevada (2015 to 2017).
Which hospitals is Dr. Hoa Hieu Nguyen affiliated with?
Dr. Nguyen practices at Cleveland Clinic Mercy Hospital in Canton, Ohio.
What medical group is Dr. Hoa Hieu Nguyen part of?
Dr. Nguyen is linked to Optum - Downtown Los Angeles. Dmand AI links Dr. Nguyen to 2 more medical groups.
Does Dr. Hoa Hieu Nguyen accept Medicare?
Yes. CMS data shows Dr. Nguyen billed Medicare for 77 services in 2022, and Dr. Nguyen accepts Medicare assignment.
How many Medicare patients does Dr. Hoa Hieu Nguyen see?
CMS counts 14 Medicare patients who saw Dr. Nguyen in 2024, with an average age of 77.
Show 7 more questionsShow fewer questions
Is Dr. Hoa Hieu Nguyen board certified?
Yes. Dr. Nguyen is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Hoa Hieu Nguyen bill to Medicare?
In 2022, Dr. Nguyen's most billed Medicare services were nursing facility care (99309), nursing facility care (99306) and care management and other visits (99497).
Where did Dr. Hoa Hieu Nguyen go to medical school?
Dr. Nguyen graduated from Ross University School of Medicine in 2009.
What drugs does Dr. Hoa Hieu Nguyen prescribe most?
In 2024 Medicare Part D data, Dr. Nguyen's most prescribed drugs by claims were Furosemide, Gabapentin and Pantoprazole Sodium.
Has Dr. Hoa Hieu Nguyen received payments from drug or device companies?
CMS Open Payments shows $537 in general payments to Dr. Nguyen from 7 companies from 2016 to 2024. The largest total came from Ironwood Pharmaceuticals, Inc.
How long has Dr. Hoa Hieu Nguyen been practicing?
Dr. Nguyen graduated from medical school in 2009, 17 years ago.
What insurance does Dr. Hoa Hieu Nguyen accept?
Dr. Nguyen is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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