Dr. Chih Heng Hsieh, MD
- Medicare services, 2024
- 953
- Medicare patients, 2024
- 376
- Part D claims, 2024
- 177
- Hospital affiliations
- 4
- Industry payments
- $77
- Practice address
- 115 Lincoln Street, Framingham, MA 01701
- Practice phone
- Call (508) 383-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hsieh'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. Chih Heng Hsieh is an internist in Framingham, Massachusetts
Dr. Hsieh practices at Framingham Union Hospital in Framingham, Massachusetts, part of Tenet Healthcare.
Dr. Hsieh's NPI, 1942860945, was assigned on June 20, 2019. Dr. Hsieh graduated from University of Massachusetts Medical School in 2018. Dr. Hsieh holds Massachusetts license 1014508.
- NPI
- 1942860945NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2668831249
- NPI enumeration date
- June 20, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (508) 383-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Chih Heng Hsieh practices at Framingham Union Hospital in Framingham, Massachusetts
Dr. Hsieh's primary practice is Framingham Union Hospital, at 115 Lincoln Street, Framingham, MA 01701 in Middlesex County. The practice phone is (508) 383-1000.
- Framingham Union Hospital115 Lincoln Street, Framingham, MA 01701 · Middlesex CountyPhone(508) 383-1000
Source: Dmand AI Affiliation Data
Dr. Chih Heng Hsieh is affiliated with 4 sites of care and 2 medical groups
Dr. Hsieh's primary practice is Framingham Union Hospital in Framingham, Massachusetts, part of Tenet Healthcare. Dr. Hsieh is also affiliated with Tufts Medical Center. The medical group on file is Hospitalist Physicians of Massachusetts PC. Dmand AI also links Dr. Hsieh to 2 more hospitals and 1 medical group, 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. Chih Heng Hsieh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hsieh practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Framingham Union Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Chih Heng Hsieh is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Hsieh's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Hsieh is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Hsieh
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. Chih Heng Hsieh billed Medicare for 953 services in 2024
CMS data shows 953 Medicare services from Dr. Hsieh across 5 procedure codes in 2024, for 376 Medicare patients. Medicare paid $80,500 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hsieh compared with the Massachusetts median for internists, 2024
- Dr. Hsieh
- Massachusetts median
- Medicare services
- 953vs 4312.2 times
- Medicare patients
- 376vs 19494% above
- Part D claims
- 48vs 40288% below
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Hsieh's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hsieh and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Chih Heng Hsieh treated 376 Medicare patients in 2024, average age 80
CMS counts 376 Medicare patients who saw Dr. Hsieh in 2024. The largest group is 85 and over, with 148 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 33% are also on Medicaid. Their average risk score is 2.33, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Hsieh's median patient age at 73, with 49% women.
Dr. Hsieh's Medicare patients by age, 2024
Dr. Hsieh's Medicare patients by sex, 2024
- Women21457%
- Men16243%
Chronic conditions among Dr. Hsieh's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease65%
- Arthritis57%
- Mood disorders51%
- Heart failure49%
- Chronic kidney disease47%
- Anxiety46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hsieh's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Chih Heng Hsieh wrote 177 Medicare Part D claims in 2024
In 2024, Dr. Hsieh wrote 177 Medicare Part D claims for 70 patients. 85% of them were for generic drugs. CMS names the drug for 48 of them, across 4 drugs with 11 or more claims each, at $14,034 in total drug cost.
Dr. Hsieh's Part D claims by kind of drug, 2024
- Generic150 claims85%
- Brand-name27 claims15%
Dr. Hsieh'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.
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. Chih Heng Hsieh takes part in Medicare
Dr. Hsieh 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. Chih Heng Hsieh received $77 in industry payments in 2024
CMS Open Payments shows 3 general payments to Dr. Hsieh from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $77.
Companies that paid Dr. Hsieh the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Chih Heng Hsieh graduated from University of Massachusetts Medical School
Dr. Hsieh graduated from University of Massachusetts Medical School in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Chih Heng Hsieh'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 |
| 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. Chih Heng Hsieh
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. Chih Heng Hsieh's NPI number?
Dr. Chih Heng Hsieh's NPI number is 1942860945. It was assigned on June 20, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Chih Heng Hsieh?
Dr. Chih Heng Hsieh is an internist in Framingham, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Chih Heng Hsieh practice?
Dr. Hsieh practices at 115 Lincoln Street, Framingham, MA 01701. Dr. Hsieh's primary practice is Framingham Union Hospital in Framingham, Massachusetts, part of Tenet Healthcare. Dmand AI also links Dr. Hsieh to 2 hospitals and 1 medical group.
What is Dr. Chih Heng Hsieh's office phone number?
The practice phone on file for Dr. Hsieh is (508) 383-1000.
What is Dr. Chih Heng Hsieh's medical license number?
Dr. Hsieh holds Massachusetts license 1014508.
Which hospitals is Dr. Chih Heng Hsieh affiliated with?
Dr. Hsieh practices at Framingham Union Hospital in Framingham, Massachusetts. Dr. Hsieh is also affiliated with Tufts Medical Center. Dmand AI links Dr. Hsieh to 2 more hospitals.
What medical group is Dr. Chih Heng Hsieh part of?
Dr. Hsieh is linked to Hospitalist Physicians of Massachusetts PC. Dmand AI links Dr. Hsieh to 1 more medical group.
Does Dr. Chih Heng Hsieh accept Medicare?
Yes. CMS data shows Dr. Hsieh billed Medicare for 953 services in 2024, and Dr. Hsieh accepts Medicare assignment.
How many Medicare patients does Dr. Chih Heng Hsieh see?
CMS counts 376 Medicare patients who saw Dr. Hsieh in 2024, with an average age of 80.
What services does Dr. Chih Heng Hsieh bill to Medicare?
In 2024, Dr. Hsieh's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99239) and hospital inpatient care (99233).
Show 4 more questionsShow fewer questions
Where did Dr. Chih Heng Hsieh go to medical school?
Dr. Hsieh graduated from University of Massachusetts Medical School in 2018.
What drugs does Dr. Chih Heng Hsieh prescribe most?
In 2024 Medicare Part D data, Dr. Hsieh's most prescribed drugs by claims were Eliquis, Atorvastatin Calcium and Metoprolol Succinate.
Has Dr. Chih Heng Hsieh received payments from drug or device companies?
CMS Open Payments shows $77 in general payments to Dr. Hsieh from 1 company from 2024 to 2024. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Chih Heng Hsieh been practicing?
Dr. Hsieh graduated from medical school in 2018, 8 years ago.
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