Dr. Jenny Hui Ling Yan, MD
- Medicare services, 2024
- 432
- Medicare patients, 2024
- 169
- Part D claims, 2024
- 114
- Hospital affiliations
- 1
- Medical groups
- 2
- Practice address
- 60 Hospital Road, Leominster, MA 01453
- Practice phone
- Call (978) 466-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Yan's professional email, personal email and mobile number
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Dr. Jenny Hui Ling Yan is an internist in Leominster, Massachusetts
Dr. Yan practices at UMass Memorial Health - HealthAlliance-Clinton Hospital in Leominster, Massachusetts, part of UMass Memorial Health Care.
Dr. Yan's NPI, 1760457758, was assigned on February 22, 2006. Dr. Yan graduated from University of Massachusetts Medical School in 2001. Dr. Yan holds Massachusetts license 220454.
- NPI
- 1760457758NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6204810757
- NPI enumeration date
- February 22, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (978) 466-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jenny Hui Ling Yan practices at UMass Memorial Health - HealthAlliance-Clinton Hospital in Leominster, Massachusetts
Dr. Yan's primary practice is UMass Memorial Health - HealthAlliance-Clinton Hospital, at 60 Hospital Road, Leominster, MA 01453 in Worcester County. The practice phone is (978) 466-2000.
- UMass Memorial Health - HealthAlliance-Clinton Hospital60 Hospital Road, Leominster, MA 01453 · Worcester CountyPhone(978) 466-2000
Source: Dmand AI Affiliation Data
Dr. Jenny Hui Ling Yan is affiliated with 2 sites of care and 2 medical groups
Dr. Yan's primary practice is UMass Memorial Health - HealthAlliance-Clinton Hospital in Leominster, Massachusetts, part of UMass Memorial Health Care. The medical group on file is UMass Memorial Medical Group. Dmand AI also links Dr. Yan to 1 more hospice 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. Jenny Hui Ling Yan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UMass Memorial Health - HealthAlliance-Clinton Hospital | 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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Dr. Jenny Hui Ling Yan is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Yan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Yan is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Yan
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. Jenny Hui Ling Yan billed Medicare for 432 services in 2024
CMS data shows 432 Medicare services from Dr. Yan across 4 procedure codes in 2024, for 169 Medicare patients. Medicare paid $34,637 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Yan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4402024: 4322%
Dr. Yan compared with the Massachusetts median for internists, 2024
- Dr. Yan
- Massachusetts median
- Medicare services
- 432vs 431Close to median
- Medicare patients
- 169vs 19413% below
- Part D claims
- 20vs 40295% below
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Yan'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jenny Hui Ling Yan treated 169 Medicare patients in 2024, average age 75
CMS counts 169 Medicare patients who saw Dr. Yan in 2024. The largest group is 75 to 84, with 61 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 43% are also on Medicaid. Their average risk score is 2.61, 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. Yan's median patient age at 78, with 54% women.
Dr. Yan's Medicare patients by age, 2024
Dr. Yan's Medicare patients by sex, 2024
- Women9858%
- Men7142%
Chronic conditions among Dr. Yan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Mood disorders59%
- Anxiety58%
- Depression57%
- Chronic kidney disease50%
- Ischemic heart disease50%
- Heart failure46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Yan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
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. Jenny Hui Ling Yan wrote 114 Medicare Part D claims in 2024
In 2024, Dr. Yan wrote 114 Medicare Part D claims for 61 patients. 94% of them were for generic drugs. CMS names the drug for 20 of them, across 1 drug with 11 or more claims each, at $499 in total drug cost. In 2023, CMS named 14 claims across 1 drug.
Dr. Yan's Part D claims by kind of drug, 2024
- Generic107 claims94%
- Brand-name and other7 claims6%
Dr. Yan'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. Yan's Part D claims, 2024
- Antibiotics35%40 of 114 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: 142024: 2043%
Drugs named by CMS: 1 in 2024, 1 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. Jenny Hui Ling Yan takes part in Medicare
Dr. Yan 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. Jenny Hui Ling Yan graduated from University of Massachusetts Medical School
Dr. Yan graduated from University of Massachusetts Medical School in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jenny Hui Ling Yan'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) |
| 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. Jenny Hui Ling Yan
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. Jenny Hui Ling Yan's NPI number?
Dr. Jenny Hui Ling Yan's NPI number is 1760457758. It was assigned on February 22, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jenny Hui Ling Yan?
Dr. Jenny Hui Ling Yan is an internist in Leominster, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jenny Hui Ling Yan practice?
Dr. Yan practices at 60 Hospital Road, Leominster, MA 01453. Dr. Yan's primary practice is UMass Memorial Health - HealthAlliance-Clinton Hospital in Leominster, Massachusetts, part of UMass Memorial Health Care. Dmand AI also links Dr. Yan to 1 hospice and 1 medical group.
What is Dr. Jenny Hui Ling Yan's office phone number?
The practice phone on file for Dr. Yan is (978) 466-2000.
What is Dr. Jenny Hui Ling Yan's medical license number?
Dr. Yan holds Massachusetts license 220454.
Which hospitals is Dr. Jenny Hui Ling Yan affiliated with?
Dr. Yan practices at UMass Memorial Health - HealthAlliance-Clinton Hospital in Leominster, Massachusetts.
What medical group is Dr. Jenny Hui Ling Yan part of?
Dr. Yan is linked to UMass Memorial Medical Group. Dmand AI links Dr. Yan to 1 more medical group.
Does Dr. Jenny Hui Ling Yan accept Medicare?
Yes. CMS data shows Dr. Yan billed Medicare for 432 services in 2024, and Dr. Yan accepts Medicare assignment.
How many Medicare patients does Dr. Jenny Hui Ling Yan see?
CMS counts 169 Medicare patients who saw Dr. Yan in 2024, with an average age of 75.
What services does Dr. Jenny Hui Ling Yan bill to Medicare?
In 2024, Dr. Yan's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
Show 3 more questionsShow fewer questions
Where did Dr. Jenny Hui Ling Yan go to medical school?
Dr. Yan graduated from University of Massachusetts Medical School in 2001.
What drugs does Dr. Jenny Hui Ling Yan prescribe most?
In 2024 Medicare Part D data, Dr. Yan's most prescribed drugs by claims were Cefpodoxime Proxetil.
How long has Dr. Jenny Hui Ling Yan been practicing?
Dr. Yan graduated from medical school in 2001, 25 years ago.
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