Alex Han Cho, MD
Internal Medicine Physician · Durham, NC
Alex Han Cho, MD is an internal medicine physician with a practice address in Durham, North Carolina, and NPI 1841415601, issued on Apr 16, 2007. Check the license (North Carolina 2005-00532, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Alex Han Cho
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 2005-00532 NC
Self-reported in NPPES; status is on the state search - Practice location
- 2100 Erwin RD, Durham, NC 27705
- Phone
- (919) 286-0411
- Enumerated
- Apr 16, 2007
- Record last updated
- Mar 5, 2012 (not updated in 14 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,056 in North Carolina → Look up another NPI →
Also registered at 2100 Erwin RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alex Han Cho in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 2005-00532Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% more Medicare Part D claims than the average internal medicine physician in 2024
3,525 Medicare Part D claims for 263 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 107 claims were for opioids.
Most prescribed
- Atorvastatin Calcium195 claims
- Omeprazole130 claims
- Amlodipine Besylate129 claims
- Lisinopril94 claims
- Gabapentin92 claims
- Carvedilol87 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.
Alex Han Cho among 4,056 internal medicine physician records in North Carolina
Alex Han Cho, MD is one of 4,056 internal medicine physician records with a practice address in North Carolina. 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 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 43% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 67% of these records are
- Record last updated2012 · 48% 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 North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
380 internal medicine physician records list a practice address in Durham
They are 380 of the 13,451 NPPES records with a practice address in Durham, and 4,056 internal medicine physician records in North Carolina.
All 4,056 in North Carolina → Every provider in Durham → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Vaidehi Boinapally, MDDurham, NC 277051548227978
- Sol Gazzingan, M.D.Durham, NC 277051851389654
- William Knaack, M.D.Durham, NC 277051982666517
- Stuart Manning, M.D.Durham, NC 277051043217086
- David Matchar, MDDurham, NC 277051942261268
- Claudia Nassaralla, M.D.Durham, NC 277051114903275
- John Paat, M.D.Durham, NC 277051518944909
- Suman PrasadDurham, NC 277051760460349
Common questions
What is Alex Han Cho, MD's NPI number?
Alex Han Cho, MD's National Provider Identifier (NPI) is 1841415601, issued on Apr 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Alex Han Cho, MD located?
The NPPES record lists a practice address at 2100 Erwin RD, Durham, NC, 27705. Phone: (919) 286-0411. Providers update this record themselves, so call before visiting.
How can I verify Alex Han Cho, MD's license?
NPPES lists North Carolina license number 2005-00532, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alex Han Cho, MD prescribe under Medicare Part D?
In 2024, Alex Han Cho, MD had 3,525 Medicare Part D claims for 263 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.