Dr. Liyi Pang, MD
- Medicare services, 2024
- 30
- Medicare patients, 2024
- 40
- Part D claims, 2024
- 66
- Hospital affiliations
- 1
- Industry payments
- $177
- Practice address
- 300 Grove Street, Worcester, MA 01605
- Practice phone
- Call (508) 754-0700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Worcester Surgical Center
Surgery Center - Medicare-Certified · Worcester, Massachusetts
Find Dr. Pang'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. Liyi Pang is an OB-GYN in Worcester, Massachusetts
Dr. Pang practices at Worcester Surgical Center in Worcester, Massachusetts.
Dr. Pang's NPI, 1558551648, was assigned on July 26, 2007. Dr. Pang holds Massachusetts license 233657.
- NPI
- 1558551648NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739274135
- NPI enumeration date
- July 26, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (508) 754-0700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Liyi Pang practices at Worcester Surgical Center in Worcester, Massachusetts
Dr. Pang's primary practice is Worcester Surgical Center, at 300 Grove Street, Worcester, MA 01605. The practice phone is (508) 754-0700.
- Worcester Surgical Center300 Grove Street, Worcester, MA 01605Phone(508) 754-0700
Source: Dmand AI Affiliation Data
Dr. Liyi Pang is affiliated with 2 sites of care and 3 medical groups
Dr. Pang's primary practice is Worcester Surgical Center in Worcester, Massachusetts. Dr. Pang is also affiliated with Saint Vincent Hospital. The medical group on file is Reliant Medical Group. Dmand AI also links Dr. Pang to 2 more medical groups, 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. Liyi Pang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pang practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Worcester Surgical Center | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Liyi Pang is one of 903 OB-GYNs in Massachusetts
Obstetrics and gynecology is Dr. Pang's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Pang is licensed in Massachusetts.
Specialties and state licenses
- Obstetrics and gynecology, MassachusettsPrimary
OB-GYNs near Dr. Pang
Counts of OB-GYNs 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. Liyi Pang billed Medicare for 30 services in 2024
CMS data shows 30 Medicare services from Dr. Pang across 2 procedure codes in 2024, all of them office visits, for 40 Medicare patients. Medicare paid $2,645 for them. Every service was in an office.
Dr. Pang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 352024: 3014%
Dr. Pang compared with the Massachusetts median for OB-GYNs, 2024
- Dr. Pang
- Massachusetts median
- Medicare services
- 30vs 5848% below
- Medicare patients
- 40vs 5629% below
- Part D claims
- 25vs 2914% below
Medians across 803 OB-GYNs in Massachusetts with Dmand AI profiles that report each measure.
Dr. Pang'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. Pang and other OB-GYNs in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Liyi Pang treated 40 Medicare patients in 2024, average age 64
CMS counts 40 Medicare patients who saw Dr. Pang in 2024. The largest group is 65 to 74, with 17 patients. 75% of them have high cholesterol, and 55% have high blood pressure. 53% are also on Medicaid. Their average risk score is 1.67, 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. Pang's median patient age at 39, with 99% women.
Dr. Pang's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Pang's Medicare patients, 2024
- High cholesterol75%
- High blood pressure55%
- Mood disorders55%
- Depression50%
- Anxiety48%
- Arthritis48%
- Chronic kidney disease33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Pang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women99%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Liyi Pang wrote 66 Medicare Part D claims in 2024
In 2024, Dr. Pang wrote 66 Medicare Part D claims for 33 patients. 95% of them were for generic drugs. CMS names the drug for 25 of them, across 2 drugs with 11 or more claims each, at $536 in total drug cost. In 2023, CMS named 14 claims across 1 drug.
Dr. Pang's Part D claims by kind of drug, 2024
- Generic63 claims95%
- Brand-name and other3 claims5%
Dr. Pang'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: 142024: 2579%
Drugs named by CMS: 2 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. Liyi Pang takes part in Medicare
Dr. Pang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of the uterus: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Liyi Pang received $177 in industry payments from 2016 to 2018
CMS Open Payments shows 7 general payments to Dr. Pang from 5 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $65.
General payments to Dr. Pang by program year, 2016 to 2018
Companies that paid Dr. Pang the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Liyi Pang'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Liyi Pang
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. Liyi Pang's NPI number?
Dr. Liyi Pang's NPI number is 1558551648. It was assigned on July 26, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Liyi Pang?
Dr. Liyi Pang is an OB-GYN in Worcester, Massachusetts. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Liyi Pang practice?
Dr. Pang practices at 300 Grove Street, Worcester, MA 01605. Dr. Pang's primary practice is Worcester Surgical Center in Worcester, Massachusetts. Dmand AI also links Dr. Pang to 2 medical groups.
What is Dr. Liyi Pang's office phone number?
The practice phone on file for Dr. Pang is (508) 754-0700.
What is Dr. Liyi Pang's medical license number?
Dr. Pang holds Massachusetts license 233657.
Which hospitals is Dr. Liyi Pang affiliated with?
Dr. Pang is affiliated with Saint Vincent Hospital.
What medical group is Dr. Liyi Pang part of?
Dr. Pang is linked to Reliant Medical Group. Dmand AI links Dr. Pang to 2 more medical groups.
Does Dr. Liyi Pang accept Medicare?
Yes. CMS data shows Dr. Pang billed Medicare for 30 services in 2024, and Dr. Pang accepts Medicare assignment.
How many Medicare patients does Dr. Liyi Pang see?
CMS counts 40 Medicare patients who saw Dr. Pang in 2024, with an average age of 64.
What services does Dr. Liyi Pang bill to Medicare?
In 2024, Dr. Pang's most billed Medicare services were office visit, established patient (99214) and office visit, new patient (99203).
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What drugs does Dr. Liyi Pang prescribe most?
In 2024 Medicare Part D data, Dr. Pang's most prescribed drugs by claims were Medroxyprogesterone Acetate and Clobetasol Propionate.
Has Dr. Liyi Pang received payments from drug or device companies?
CMS Open Payments shows $177 in general payments to Dr. Pang from 5 companies from 2016 to 2018. The largest total came from Bayer HealthCare Pharmaceuticals Inc.
How long has Dr. Liyi Pang been practicing?
Dr. Pang graduated from medical school in 1986, 40 years ago.
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