Biomarkers, TumorCA-125 AntigenChi-Square Distribution
Dr. Cynthia T. Lan, MD
NPI1457572869PAC ID4587681218
- Part D claims, 2024
- 663
- Publications
- 1
- Industry payments
- $214
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 7373 West Ln, Stockton, CA 95210
- Practice phone
- Call (209) 476-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Permanente Medical Group Inc
Stockton, California
Find Dr. Lan'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. Cynthia T. Lan is a hematologist and oncologist in Stockton, California
Dr. Lan practices at Permanente Medical Group Inc in Stockton, California.
Dr. Lan's NPI, 1457572869, was assigned on May 1, 2007. Dr. Lan graduated from Medical College Of Wisconsin in 2002. Dr. Lan holds California license A106611.
NPI and contact details
- NPI
- 1457572869NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587681218
- NPI enumeration date
- May 1, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (209) 476-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Cynthia T. Lan practices at Permanente Medical Group Inc in Stockton, California
Dr. Lan's primary practice is Permanente Medical Group Inc, at 7373 West Ln, Stockton, CA 95210 in San Joaquin County. The practice phone is (209) 476-2000.
- Permanente Medical Group Inc7373 West Ln, Stockton, CA 95210 · San Joaquin CountyPhone(209) 476-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Cynthia T. Lan is affiliated with 2 sites of care and 1 medical group
Dr. Lan's primary practice is Permanente Medical Group Inc in Stockton, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Lan to 1 more group practice or clinic, named with a free account.
Permanente Medical Group IncPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Cynthia T. Lan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Permanente Medical Group Inc | 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. Cynthia T. Lan is one of 1,502 hematologists and oncologists in California
Hematology and oncology is Dr. Lan's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Lan is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Lan's licenses on file in 2 states: California and Texas.
Specialties and state licenses
- Hematology and oncology, CaliforniaPrimary
- Internal medicine, Texas
Hematologists and oncologists near Dr. Lan
Counts of hematologists and oncologists 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. Cynthia T. Lan's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Dr. Lan's median patient age at 61, with 72% women.
Dr. Lan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women72%
- Men28%
Source: Dmand AI Patient Panel Data
Dr. Cynthia T. Lan wrote 663 Medicare Part D claims in 2024
In 2024, Dr. Lan wrote 663 Medicare Part D claims for 176 patients. 83% of them were for generic drugs. CMS names the drug for 514 of them, across 14 drugs with 11 or more claims each, at $1,242,545 in total drug cost. In 2023, CMS named 543 claims across 16 drugs.
Part D claims, 2024663
Drugs named by CMS14
Total drug cost$1.2M
Part D patients176
Dr. Lan's Part D claims by kind of drug, 2024
- Generic553 claims83%
- Brand-name110 claims17%
Dr. Lan'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. Lan's Part D claims, 2024
- Opioids9%60 of 663 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: 5432024: 5145%
Drugs named by CMS: 14 in 2024, 16 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. Cynthia T. Lan offers telehealth to Medicare patients
Dr. Lan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lan as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Cynthia T. Lan has 1 publication on record
Dmand AI links 1 paper to Dr. Lan in 2019.
Papers1
Recent publications by Dr. Lan
See who Dr. Lan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lan works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Cynthia T. Lan received $214 in industry payments from 2017 to 2025
CMS Open Payments shows 3 general payments to Dr. Lan from 3 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Alexion Pharmaceuticals, Inc. paid the most, $116.
General payments to Dr. Lan by program year, 2017 to 2025
Companies that paid Dr. Lan the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Cynthia T. Lan has 1 award and honors on record
Dmand AI lists 1 award for Dr. Lan, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Lan
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Cynthia T. Lan graduated from Medical College Of Wisconsin
Dr. Lan graduated from Medical College Of Wisconsin in 2002.
- Medical school
- Board certified in hematology
- Board certified in medical oncology
Source: Dmand AI Professional Profile Data
Dr. Cynthia T. Lan accepts plans from 2 insurance carriers
Dr. Lan is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Lan accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Cynthia T. Lan'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Cynthia T. Lan
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. Cynthia T. Lan's NPI number?
Dr. Cynthia T. Lan's NPI number is 1457572869. It was assigned on May 1, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Cynthia T. Lan?
Dr. Cynthia T. Lan is a hematologist and oncologist in Stockton, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Cynthia T. Lan practice?
Dr. Lan practices at 7373 West Ln, Stockton, CA 95210. Dr. Lan's primary practice is Permanente Medical Group Inc in Stockton, California. Dmand AI also links Dr. Lan to 1 group practice or clinic.
What is Dr. Cynthia T. Lan's office phone number?
The practice phone on file for Dr. Lan is (209) 476-2000.
What is Dr. Cynthia T. Lan's medical license number?
Dr. Lan holds California license A106611, one of the licenses on file in 2 states.
Which states has Dr. Cynthia T. Lan been licensed in?
Dmand AI has state licenses on file for Dr. Lan in California (2009 to 2026) and Texas (2005 to 2014).
What medical group is Dr. Cynthia T. Lan part of?
Dr. Lan is linked to The Permanente Medical Group, Inc.
Does Dr. Cynthia T. Lan accept Medicare?
Yes. CMS lists Dr. Lan as accepting Medicare assignment.
Does Dr. Cynthia T. Lan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Lan as offering telehealth services.
Is Dr. Cynthia T. Lan board certified?
Yes. Dr. Lan is board certified in hematology by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
Where did Dr. Cynthia T. Lan go to medical school?
Dr. Lan graduated from Medical College Of Wisconsin in 2002.
What drugs does Dr. Cynthia T. Lan prescribe most?
In 2024 Medicare Part D data, Dr. Lan's most prescribed drugs by claims were Anastrozole, Letrozole and Tamoxifen Citrate.
Has Dr. Cynthia T. Lan received payments from drug or device companies?
CMS Open Payments shows $214 in general payments to Dr. Lan from 3 companies from 2017 to 2025. The largest total came from Alexion Pharmaceuticals, Inc.
How long has Dr. Cynthia T. Lan been practicing?
Dr. Lan graduated from medical school in 2002, 24 years ago.
Does Dr. Cynthia T. Lan do research?
Dmand AI links 1 publication to Dr. Lan.
What insurance does Dr. Cynthia T. Lan accept?
Dr. Lan is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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