Dr. Lily Y. Zhang, MD
- Medicare services, 2024
- 1,808
- Medicare patients, 2024
- 465
- Hospital affiliations
- 3
- Industry payments
- $64
- Medical group
- 1
- Practice address
- 10010 Kennerly Road, Saint Louis, MO 63128
- Practice phone
- Call (314) 525-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Lily Y. Zhang is a pathologist in Saint Louis, Missouri
Dr. Zhang practices at Mercy Hospital South in Saint Louis, Missouri, part of Mercy.
Dr. Zhang's NPI, 1659892883, was assigned on June 28, 2017. Dr. Zhang graduated from Washington University School of Medicine in 2017. Dr. Zhang holds Missouri license 2017016761.
- NPI
- 1659892883NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991036246
- NPI enumeration date
- June 28, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 525-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lily Y. Zhang practices at Mercy Hospital South in Saint Louis, Missouri
Dr. Zhang's primary practice is Mercy Hospital South, at 10010 Kennerly Road, Saint Louis, MO 63128 in St. Louis County. The practice phone is (314) 525-1000.
- Mercy Hospital South10010 Kennerly Road, Saint Louis, MO 63128 · St. Louis CountyPhone(314) 525-1000
Source: Dmand AI Affiliation Data
Dr. Lily Y. Zhang is affiliated with 3 sites of care and 1 medical group
Dr. Zhang's primary practice is Mercy Hospital South in Saint Louis, Missouri, part of Mercy. Dr. Zhang is also affiliated with Barnes-Jewish Hospital. The medical group on file is Pathology Associates, PC. Dmand AI also links Dr. Zhang to 1 more hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lily Y. Zhang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zhang practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital South | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Mercy and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Lily Y. Zhang is one of 212 pathologists in Missouri
Anatomic pathology and clinical pathology is Dr. Zhang's primary specialty in the NPI Registry, under taxonomy code 207ZP0102X. Dr. Zhang is licensed in Missouri.
Specialties and state licenses
- Anatomic pathology and clinical pathology, MissouriPrimary
Pathologists near Dr. Zhang
Counts of pathologists 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. Lily Y. Zhang billed Medicare for 1,808 services in 2024
CMS data shows 1,808 Medicare services from Dr. Zhang across 16 procedure codes in 2024, for 465 Medicare patients. Medicare paid $45,958 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Zhang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 1,8992024: 1,8085%
Dr. Zhang compared with the Missouri median for pathologists, 2024
- Dr. Zhang
- Missouri median
- Medicare services
- 1,808vs 1,44625% above
- Medicare patients
- 465vs 52612% below
Medians across 216 pathologists in Missouri with Dmand AI profiles that report each measure.
Dr. Zhang'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.
Need commercial claims for Dr. Zhang?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zhang and other pathologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lily Y. Zhang treated 465 Medicare patients in 2024, average age 73
CMS counts 465 Medicare patients who saw Dr. Zhang in 2024. The largest group is 65 to 74, with 205 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.95, 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. Zhang's median patient age at 69, with 56% women.
Dr. Zhang's Medicare patients by age, 2024
Dr. Zhang's Medicare patients by sex, 2024
- Women25655%
- Men20945%
Chronic conditions among Dr. Zhang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Ischemic heart disease44%
- Chronic kidney disease42%
- Mood disorders41%
- Diabetes40%
- Depression38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zhang'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
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Lily Y. Zhang takes part in Medicare
Dr. Zhang 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. Lily Y. Zhang received $64 in industry payments from 2017 to 2023
CMS Open Payments shows 3 general payments to Dr. Zhang from 3 drug and device companies from 2017 to 2023. Food and beverage make up the largest share, 100% of the total. Beckman Coulter, Inc. paid the most, $29.
General payments to Dr. Zhang by program year, 2017 to 2023
Companies that paid Dr. Zhang the most, 2017 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lily Y. Zhang graduated from Washington University School of Medicine
Dr. Zhang graduated from Washington University School of Medicine in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Lily Y. Zhang'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) |
| 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. Lily Y. Zhang
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What is Dr. Lily Y. Zhang's NPI number?
Dr. Lily Y. Zhang's NPI number is 1659892883. It was assigned on June 28, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Lily Y. Zhang?
Dr. Lily Y. Zhang is a pathologist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Anatomic Pathology & Clinical Pathology Physician (taxonomy code 207ZP0102X).
Where does Dr. Lily Y. Zhang practice?
Dr. Zhang practices at 10010 Kennerly Road, Saint Louis, MO 63128. Dr. Zhang's primary practice is Mercy Hospital South in Saint Louis, Missouri, part of Mercy. Dmand AI also links Dr. Zhang to 1 hospital.
What is Dr. Lily Y. Zhang's office phone number?
The practice phone on file for Dr. Zhang is (314) 525-1000.
What is Dr. Lily Y. Zhang's medical license number?
Dr. Zhang holds Missouri license 2017016761.
Which hospitals is Dr. Lily Y. Zhang affiliated with?
Dr. Zhang practices at Mercy Hospital South in Saint Louis, Missouri. Dr. Zhang is also affiliated with Barnes-Jewish Hospital. Dmand AI links Dr. Zhang to 1 more hospital.
What medical group is Dr. Lily Y. Zhang part of?
Dr. Zhang is linked to Pathology Associates, PC.
Does Dr. Lily Y. Zhang accept Medicare?
Yes. CMS data shows Dr. Zhang billed Medicare for 1,808 services in 2024, and Dr. Zhang accepts Medicare assignment.
How many Medicare patients does Dr. Lily Y. Zhang see?
CMS counts 465 Medicare patients who saw Dr. Zhang in 2024, with an average age of 73.
What services does Dr. Lily Y. Zhang bill to Medicare?
In 2024, Dr. Zhang's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88341) and lab and pathology test (88342).
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Where did Dr. Lily Y. Zhang go to medical school?
Dr. Zhang graduated from Washington University School of Medicine in 2017.
Has Dr. Lily Y. Zhang received payments from drug or device companies?
CMS Open Payments shows $64 in general payments to Dr. Zhang from 3 companies from 2017 to 2023. The largest total came from Beckman Coulter, Inc.
How long has Dr. Lily Y. Zhang been practicing?
Dr. Zhang graduated from medical school in 2017, 9 years ago.
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