Dr. Judy Z. Yang, MD
- Medicare services, 2024
- 740
- Medicare patients, 2024
- 265
- Part D claims, 2024
- 1,568
- Hospital affiliations
- 6
- Medical groups
- 2
- Practice address
- 55 Fruit Street, Boston, MA 02114
- Practice phone
- Call (617) 726-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Yang's professional email, personal email and mobile number
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Dr. Judy Z. Yang is an internist in Boston, Massachusetts
Dr. Yang practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Yang's NPI, 1205818721, was assigned on November 18, 2005. Dr. Yang holds Massachusetts license 216675.
- NPI
- 1205818721NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294812137
- NPI enumeration date
- November 18, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Judy Z. Yang practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Yang's primary practice is Massachusetts General Hospital, at 55 Fruit Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.
- Massachusetts General Hospital55 Fruit Street, Boston, MA 02114 · Suffolk CountyPhone(617) 726-2000
Source: Dmand AI Affiliation Data
Dr. Judy Z. Yang is affiliated with 8 sites of care and 2 medical groups
Dr. Yang's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Yang is also affiliated with Brigham and Women's Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Yang to 4 more hospitals, 1 community health center, 1 home health agency 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. Judy Z. Yang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yang practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts General Hospital | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Judy Z. Yang is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Yang's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Yang is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Yang
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. Judy Z. Yang billed Medicare for 740 services in 2024
CMS data shows 740 Medicare services from Dr. Yang across 12 procedure codes in 2024, for 265 Medicare patients. Medicare paid $56,168 for them.
Dr. Yang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3712024: 3632%
- Other services
- 2023: 932024: 213129%
- Surgery
- 2023: 1122024: 13218%
- Tests and treatments
- 2023: 152024: 32113%
Where Dr. Yang's Medicare services took place, 2024
- In an office71296%
- In a facility284%
Dr. Yang compared with the Massachusetts median for internists, 2024
- Dr. Yang
- Massachusetts median
- Medicare services
- 740vs 43172% above
- Medicare patients
- 265vs 19437% above
- Part D claims
- 1,190vs 4023.0 times
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Yang'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. Yang and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Judy Z. Yang treated 265 Medicare patients in 2024, average age 74
CMS counts 265 Medicare patients who saw Dr. Yang in 2024. The largest group is 65 to 74, with 120 patients. 68% of them have high cholesterol, and 61% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.39, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Yang's median patient age at 69, with 60% women.
Dr. Yang's Medicare patients by age, 2024
Dr. Yang's Medicare patients by sex, 2024
- Women14856%
- Men11744%
Chronic conditions among Dr. Yang's Medicare patients, 2024
- High cholesterol68%
- High blood pressure61%
- Arthritis38%
- Anxiety29%
- Mood disorders28%
- Ischemic heart disease27%
- Depression25%
- Osteoporosis23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Yang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Judy Z. Yang wrote 1,568 Medicare Part D claims in 2024
In 2024, Dr. Yang wrote 1,568 Medicare Part D claims for 183 patients. 90% of them were for generic drugs. CMS names the drug for 1,190 of them, across 40 drugs with 11 or more claims each, at $93,763 in total drug cost. In 2023, CMS named 1,195 claims across 38 drugs.
Dr. Yang's Part D claims by kind of drug, 2024
- Generic1,405 claims90%
- Brand-name and other163 claims10%
Dr. Yang'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. Yang's Part D claims, 2024
- Antibiotics1%23 of 1,568 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: 1,1952024: 1,190No change
Drugs named by CMS: 40 in 2024, 38 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
Dr. Judy Z. Yang offers telehealth to Medicare patients
Dr. Yang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Yang as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Dr. Judy Z. Yang'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) |
| 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. Judy Z. Yang
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. Judy Z. Yang's NPI number?
Dr. Judy Z. Yang's NPI number is 1205818721. It was assigned on November 18, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Judy Z. Yang?
Dr. Judy Z. Yang is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Judy Z. Yang practice?
Dr. Yang practices at 55 Fruit Street, Boston, MA 02114. Dr. Yang's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Yang to 4 hospitals, 1 community health center, 1 home health agency and 1 medical group.
What is Dr. Judy Z. Yang's office phone number?
The practice phone on file for Dr. Yang is (617) 726-2000.
What is Dr. Judy Z. Yang's medical license number?
Dr. Yang holds Massachusetts license 216675.
Which hospitals is Dr. Judy Z. Yang affiliated with?
Dr. Yang practices at Massachusetts General Hospital in Boston, Massachusetts. Dr. Yang is also affiliated with Brigham and Women's Hospital. Dmand AI links Dr. Yang to 4 more hospitals.
What medical group is Dr. Judy Z. Yang part of?
Dr. Yang is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Yang to 1 more medical group.
Does Dr. Judy Z. Yang accept Medicare?
Yes. CMS data shows Dr. Yang billed Medicare for 740 services in 2024, and Dr. Yang accepts Medicare assignment.
Does Dr. Judy Z. Yang offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Yang as offering telehealth services.
How many Medicare patients does Dr. Judy Z. Yang see?
CMS counts 265 Medicare patients who saw Dr. Yang in 2024, with an average age of 74.
Show 3 more questionsShow fewer questions
What services does Dr. Judy Z. Yang bill to Medicare?
In 2024, Dr. Yang's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and office visit, established patient (99213).
What drugs does Dr. Judy Z. Yang prescribe most?
In 2024 Medicare Part D data, Dr. Yang's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Rosuvastatin Calcium.
How long has Dr. Judy Z. Yang been practicing?
Dr. Yang graduated from medical school in 1994, 32 years ago.
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