Choncharoen Amphan, MD
Internal Medicine Physician · Spartanburg, SC
Choncharoen Amphan, MD is an internal medicine physician with a practice address in Spartanburg, South Carolina, and NPI 1992897698, issued on Sep 29, 2006. Check the license (South Carolina 23697, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Choncharoen Amphan
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 23697 SC
Self-reported in NPPES; status is on the state search - Practice location
- 101 E Wood St, Spartanburg, SC 29303
- Phone
- (864) 560-6654
- Enumerated
- Sep 29, 2006
- Record last updated
- Jul 17, 2024
- Medicaid ID
- 23697-0 SC
- Medicare enrollment
- Enrolled (PECOS I20080129000044); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,881 in South Carolina → Look up another NPI →
Also registered at 101 E Wood St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Choncharoen Amphan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 23697Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
196 Medicare Part D claims for 102 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Cefdinir18 claims
- Doxycycline Hyclate16 claims
- Prednisone16 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: $30.59
2 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, 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.
Bills Medicare through one group practice
- Galen Inpatient Physicians PCGreenville, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Choncharoen Amphan among 1,881 internal medicine physician records in South Carolina
Choncharoen Amphan, MD is one of 1,881 internal medicine physician records with a practice address in South Carolina. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 58% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1991 · median 2006 among the 1,119 with a school on file
- Record last updated2024 · 46% 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 South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
95 internal medicine physician records list a practice address in Spartanburg
They are 95 of the 3,328 NPPES records with a practice address in Spartanburg, and 1,881 internal medicine physician records in South Carolina.
All 1,881 in South Carolina → Every provider in Spartanburg → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- James Brown, M.D.Spartanburg, SC 293031134190077
- Jeffrey Craft, MDSpartanburg, SC 293031114907128
- Pamela Davenport, M.D.Spartanburg, SC 293031801867981
- Coy Eaton, M.D.Spartanburg, SC 293031245206234
- Nicholas Fleming, M.D.Spartanburg, SC 293031104892199
- John Fowler, MDSpartanburg, SC 293031538131933
- Dorotea Gabel, M.D.Spartanburg, SC 293031336110410
- Maria Gacha, MDSpartanburg, SC 293031154397065
Common questions
What is Choncharoen Amphan, MD's NPI number?
Choncharoen Amphan, MD's National Provider Identifier (NPI) is 1992897698, issued on Sep 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Choncharoen Amphan, MD located?
The NPPES record lists a practice address at 101 E Wood St, Spartanburg, SC, 29303. Phone: (864) 560-6654. Providers update this record themselves, so call before visiting.
How can I verify Choncharoen Amphan, MD's license?
NPPES lists South Carolina license number 23697, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Choncharoen Amphan, MD prescribe under Medicare Part D?
In 2024, Choncharoen Amphan, MD had 196 Medicare Part D claims for 102 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.