David Guannan Li, MD, MBA
Dermatology Physician · Boston, MA
David Guannan Li, MD, MBA is a dermatology physician with a practice address in Boston, Massachusetts, and NPI 1891355186, issued on Jun 18, 2019. Check the license (Massachusetts 1013828, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- David Guannan Li
- Credential
- MD, MBA
- Primary taxonomy
- Dermatology Physician 207N00000X
- License numbers
- 1013828 MA
1770504599 MA
Self-reported in NPPES; status is on the state search - Practice location
- 30 Lancaster St Ste 400, Boston, MA 02114
- Phone
- (617) 722-4100
- Enumerated
- Jun 18, 2019
- Record last updated
- Feb 5, 2025
- Fax
- (617) 227-1134
- Medicare enrollment
- Enrolled (PECOS I20230622000772); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 627 in Massachusetts → Look up another NPI →
Also registered at 30 Lancaster St Ste 400
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Julia Siegel, MDDermatology Physician1528599651
Verify David Guannan Li in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1013828Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average dermatology physician in 2024
236 Medicare Part D claims for 113 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D.
Most prescribed
- Triamcinolone Acetonide45 claims
- Ketoconazole31 claims
- Clobetasol Propionate12 claims
- Mupirocin12 claims
- Tacrolimus12 claims
- Fluorouracil11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 88.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $451.79
14 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Boston Dermatology And Laser Center LLCBoston, MA
- Massachusetts Institute OF TechnologyCambridge, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David Guannan Li among 627 dermatology physician records in Massachusetts
David Guannan Li, MD, MBA is one of 627 dermatology physician records with a practice address in Massachusetts. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 83% of them.
- NPI issued2019 · 83% of these records are older, 13% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2019 · median 2008 among the 445 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Massachusetts
There are 627 dermatology physician records in Massachusetts.
All 627 in Massachusetts → Every provider in Boston → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Richard Anderson, MDBoston, MA 021141700869831
- Mathew Avram, MDBoston, MA 021141295717296
- Howard Baden, MDBoston, MA 021141427048636
- Melissa Burnett, MDBoston, MA 021141407837818
- Ernesto Gonzalez-Martinez, MDBoston, MA 021141821070806
- Anita Grassi, MDBoston, MA 021141831189513
- Joannes Grevelink, MD PHDBoston, MA 021141538150982
- Joseph Kvedar, MDBoston, MA 021141043200223
Common questions
What is David Guannan Li, MD, MBA's NPI number?
David Guannan Li, MD, MBA's National Provider Identifier (NPI) is 1891355186, issued on Jun 18, 2019. An NPI identifies a provider in billing; it is not a license.
Where is David Guannan Li, MD, MBA located?
The NPPES record lists a practice address at 30 Lancaster St Ste 400, Boston, MA, 02114. Phone: (617) 722-4100. Providers update this record themselves, so call before visiting.
How can I verify David Guannan Li, MD, MBA's license?
NPPES lists Massachusetts license number 1013828, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does David Guannan Li, MD, MBA prescribe under Medicare Part D?
In 2024, David Guannan Li, MD, MBA had 236 Medicare Part D claims for 113 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is David Guannan Li, MD, MBA's MIPS final score?
The 2023 MIPS final score is 88.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.