Ashley Charter Pan, M.D.
Internal Medicine Physician · Cypress, TX
Ashley Charter Pan, M.D. is an internal medicine physician with a practice address in Cypress, Texas, and NPI 1073802765, issued on Apr 4, 2011. Check the license (Texas Q3937, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ashley Charter Pan
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- Q3937 TX
Self-reported in NPPES; status is on the state search - Practice location
- 25282 Northwest Fwy Ste 200, Cypress, TX 77429
- Phone
- (281) 737-2165
- Enumerated
- Apr 4, 2011
- Record last updated
- Oct 14, 2019 (not updated in 7 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Verify Ashley Charter Pan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q3937Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,227 Medicare Part D claims for 180 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Atorvastatin Calcium114 claims
- Levothyroxine Sodium94 claims
- Amlodipine Besylate73 claims
- Rosuvastatin Calcium59 claims
- Losartan Potassium49 claims
- Sertraline Hcl43 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.
Industry payments in 2024: $59.79
3 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Ashley Charter Pan among 9,175 internal medicine physician records in Texas
Ashley Charter Pan, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 60% of them.
- NPI issued2011 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2019 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
39 internal medicine physician records list a practice address in Cypress
They are 39 of the 2,457 NPPES records with a practice address in Cypress, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Cypress → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Lisa Chan, M.D.Cypress, TX 774291992860829
- Kelly Englund, MDCypress, TX 774291144251406
- Sanjay Jaswani, M.D.Cypress, TX 774291548418288
- Marilyn Mayer, MDCypress, TX 774291205818853
- Bijoy Mukherjee, DOCypress, TX 774291538450879
- Harcharan Narang, M.D.Cypress, TX 774291144212978
- Thuan Nguyen, M.D.Cypress, TX 774291841206703
- Gabriela Nicola, M.D.Cypress, TX 774291164674628
Common questions
What is Ashley Charter Pan, M.D.'s NPI number?
Ashley Charter Pan, M.D.'s National Provider Identifier (NPI) is 1073802765, issued on Apr 4, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Ashley Charter Pan, M.D. located?
The NPPES record lists a practice address at 25282 Northwest Fwy Ste 200, Cypress, TX, 77429. Phone: (281) 737-2165. Providers update this record themselves, so call before visiting.
How can I verify Ashley Charter Pan, M.D.'s license?
NPPES lists Texas license number Q3937, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ashley Charter Pan, M.D. prescribe under Medicare Part D?
In 2024, Ashley Charter Pan, M.D. had 1,227 Medicare Part D claims for 180 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.