Administrative PersonnelHospitalsInterviews as Topic
Dr. Joan Li, MD
NPI1952389355PAC ID4587657838
- Medicare services, 2024
- 1,276
- Medicare patients, 2024
- 327
- Part D claims, 2024
- 13,431
- Publications
- 2
- Industry payments
- $2,547
- Practice address
- 380 Second Avenue, New York, NY 10010
- Practice phone
- Call (212) 254-5350
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gramercy Surgery Center - New York
Surgery Center - Medicare-Certified · New York, New York
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Dr. Joan Li is an ophthalmologist in New York, New York
Dr. Li practices at Gramercy Surgery Center - New York in New York, New York.
Dr. Li's NPI, 1952389355, was assigned on January 5, 2006. Dr. Li graduated from Albert Einstein College of Medicine of Yeshiva University in 1997. Dr. Li holds New York license 211916.
NPI and contact details
- NPI
- 1952389355NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587657838
- NPI enumeration date
- January 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (212) 254-5350
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joan Li practices at Gramercy Surgery Center - New York in New York, New York
Dr. Li's primary practice is Gramercy Surgery Center - New York, at 380 Second Avenue, New York, NY 10010. The practice phone is (212) 254-5350.
- Gramercy Surgery Center - New York380 Second Avenue, New York, NY 10010Phone(212) 254-5350
Source: Dmand AI Affiliation Data
Dr. Joan Li is affiliated with 2 sites of care
Dr. Li's primary practice is Gramercy Surgery Center - New York in New York, New York. Dmand AI also links Dr. Li to 1 physician office, named with a free account.
Gramercy Surgery Center - New YorkPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joan Li's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Li practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gramercy Surgery Center - New York | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joan Li is one of 1,467 ophthalmologists in New York
Ophthalmology is Dr. Li's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Li is licensed in New York.
Specialties and state licenses
- Ophthalmology, New YorkPrimary
Ophthalmologists near Dr. Li
Counts of ophthalmologists 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. Joan Li billed Medicare for 1,276 services in 2024
CMS data shows 1,276 Medicare services from Dr. Li across 9 procedure codes in 2024, for 327 Medicare patients. Medicare paid $71,865 for them.
Medicare services, 20241,276
Medicare patients327
Paid by Medicare$71,865
Procedure codes9
Dr. Li's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,3372024: 1,2199%
- Imaging
- 2023: 382024: 393%
- Surgery
- 2023: 232024: 1822%
Where Dr. Li's Medicare services took place, 2024
- In an office1,25899%
- In a facility181%
Dr. Li compared with the New York median for ophthalmologists, 2024
- Dr. Li
- New York median
- Medicare services
- 1,276vs 1,258Close to median
- Medicare patients
- 327vs 43625% below
- Part D claims
- 13,323vs 64720.6 times
Medians across 1,557 ophthalmologists in New York with Dmand AI profiles that report each measure.
Dr. Li'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. Li and other ophthalmologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joan Li treated 327 Medicare patients in 2024, average age 77
CMS counts 327 Medicare patients who saw Dr. Li in 2024. The largest group is 75 to 84, with 142 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 43% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Li's median patient age at 75, with 58% women.
Medicare patients, 2024327
Average age77
Average risk score1.15
Also on Medicaid43%
Dr. Li's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Li's Medicare patients by sex, 2024
- Women20462%
- Men12338%
Chronic conditions among Dr. Li's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes61%
- Arthritis52%
- Osteoporosis35%
- Chronic kidney disease31%
- Ischemic heart disease24%
- Cancer17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Li's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joan Li wrote 13,431 Medicare Part D claims in 2024
In 2024, Dr. Li wrote 13,431 Medicare Part D claims for 1,719 patients. CMS names the drug for 13,323 of them, across 39 drugs with 11 or more claims each, at $3,281,867 in total drug cost. In 2023, CMS named 12,451 claims across 40 drugs.
Part D claims, 202413,431
Drugs named by CMS39
Total drug cost$3.3M
Part D patients1,719
Dr. Li'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: 12,4512024: 13,3237%
Drugs named by CMS: 39 in 2024, 40 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. Joan Li ranks in the 80th percentile for cataract surgery in Medicare
Dr. Li accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 150 procedures of cataract surgery by Dr. Li, more than 80% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Li ranks in Medicare procedure volume
- Cataract surgery
- 80th percentile150 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Joan Li has 2 publications on record
Dmand AI links 2 papers to Dr. Li in 2019. Dr. Li's most frequent co-author is Lee Alan Fleisher, MD.
Papers2
Dr. Li's most frequent co-authors
Recent publications by Dr. Li
Hosp Pract (1995)
Anti-Infective AgentsApoptosisBlood Transfusion
See who Dr. Li researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Li works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joan Li received $2,547 in industry payments from 2016 to 2025
CMS Open Payments shows 121 general payments to Dr. Li from 15 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Oyster Point Pharma, Inc. paid the most, $565.
General payments to Dr. Li by program year, 2016 to 2025
General payments to Dr. Li by kind, 2016 to 2025
$2.5Kin total
- Food and beverage$2,47297%
- Education$552%
- Gifts$191%
Companies that paid Dr. Li the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joan Li graduated from Albert Einstein College of Medicine of Yeshiva University
Dr. Li graduated from Albert Einstein College of Medicine of Yeshiva University in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joan Li'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Joan Li
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. Joan Li's NPI number?
Dr. Joan Li's NPI number is 1952389355. It was assigned on January 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Joan Li?
Dr. Joan Li is an ophthalmologist in New York, New York. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Joan Li practice?
Dr. Li practices at 380 Second Avenue, New York, NY 10010. Dr. Li's primary practice is Gramercy Surgery Center - New York in New York, New York. Dmand AI also links Dr. Li to 1 physician office.
What is Dr. Joan Li's office phone number?
The practice phone on file for Dr. Li is (212) 254-5350.
What is Dr. Joan Li's medical license number?
Dr. Li holds New York license 211916.
Does Dr. Joan Li accept Medicare?
Yes. CMS data shows Dr. Li billed Medicare for 1,276 services in 2024, and Dr. Li accepts Medicare assignment.
How many Medicare patients does Dr. Joan Li see?
CMS counts 327 Medicare patients who saw Dr. Li in 2024, with an average age of 77.
What services does Dr. Joan Li bill to Medicare?
In 2024, Dr. Li's most billed Medicare services were eye exam or test (92020), eye exam or test (92250) and eye exam or test (92014).
Where did Dr. Joan Li go to medical school?
Dr. Li graduated from Albert Einstein College of Medicine of Yeshiva University in 1997.
What drugs does Dr. Joan Li prescribe most?
In 2024 Medicare Part D data, Dr. Li's most prescribed drugs by claims were Restasis, Latanoprost and Azelastine HCl.
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Has Dr. Joan Li received payments from drug or device companies?
CMS Open Payments shows $2,547 in general payments to Dr. Li from 15 companies from 2016 to 2025. The largest total came from Oyster Point Pharma, Inc.
How long has Dr. Joan Li been practicing?
Dr. Li graduated from medical school in 1997, 29 years ago.
Does Dr. Joan Li do research?
Dmand AI links 2 publications to Dr. Li.
Who does Dr. Joan Li publish with?
Dr. Li's most frequent co-authors are Lee Alan Fleisher, MD (1 shared paper).
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