Michael Simpson Diamond
Internal Medicine Physician · Mayodan, NC
Michael Simpson Diamond is an internal medicine physician with a practice address in Mayodan, North Carolina, and NPI 1710144290, issued on May 21, 2008. Check the license (North Carolina 2012-02039, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Michael Simpson Diamond
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 2012-02039 NC
Self-reported in NPPES; status is on the state search - Practice location
- 6701B NC Highway 135, Mayodan, NC 27027
- Phone
- (336) 635-8616
- Enumerated
- May 21, 2008
- Record last updated
- May 7, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (336) 635-6868
- Medicare enrollment
- Enrolled (PECOS I20130614000626); accepts Medicare assignment
- Medical or professional school
- Brody School Of Medicine At East Carolina University, 2008
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,056 in North Carolina → Look up another NPI →
Also registered at 6701B NC Highway 135
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Simpson Diamond in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 2012-02039Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
108 Medicare Part D claims for 29 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of 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: $41.16
2 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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
- Hni Medical Services OF North Carolina PCGreensboro, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Simpson Diamond among 4,056 internal medicine physician records in North Carolina
Michael Simpson Diamond 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 2008, is newer than 57% of them.
- NPI issued2008 · 57% of these records are older, 39% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2008 · median 2004 among the 2,706 with a school on file
- Record last updated2021 · 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).
1 internal medicine physician record lists a practice address in Mayodan
They are 1 of the 25 NPPES records with a practice address in Mayodan, and 4,056 internal medicine physician records in North Carolina.
All 4,056 in North Carolina → Every provider in Mayodan → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Charles Bokesch, M.D.Mount Airy, NC 270301184617722
- Catalin Burciu, MDMount Airy, NC 270301972508687
- Aaron France, D.O.Mt Airy, NC 270301356329429
- Bryce Hamilton, M.D.Mount Airy, NC 270301962866616
- Roger Kerley, MDMt Airy, NC 270301093787061
Common questions
What is Michael Simpson Diamond's NPI number?
Michael Simpson Diamond's National Provider Identifier (NPI) is 1710144290, issued on May 21, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Michael Simpson Diamond located?
The NPPES record lists a practice address at 6701B NC Highway 135, Mayodan, NC, 27027. Phone: (336) 635-8616. Providers update this record themselves, so call before visiting.
How can I verify Michael Simpson Diamond's license?
NPPES lists North Carolina license number 2012-02039, 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 Michael Simpson Diamond prescribe under Medicare Part D?
In 2024, Michael Simpson Diamond had 108 Medicare Part D claims for 29 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.