Peter Diaz-Alonso, M.D.
Internal Medicine Physician · Atlanta, GA
Peter Diaz-Alonso, M.D. is an internal medicine physician with a practice address in Atlanta, Georgia, and NPI 1821181900, issued on Oct 2, 2006. Check the license (Georgia 32500, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Peter Diaz-Alonso
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 32500 GA
Self-reported in NPPES; status is on the state search - Practice location
- 3280 Howell Mill RD NW Ste 150, Atlanta, GA 30327
- Phone
- (404) 351-7467
- Enumerated
- Oct 2, 2006
- Record last updated
- Feb 16, 2024
- Medicaid ID
- 00412629C GA
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,911 in Georgia → Look up another NPI →
Also registered at 3280 Howell Mill RD NW Ste 150
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Peter Diaz-Alonso in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 32500Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
26 Medicare Part D claims for 13 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
The practice group's MIPS final score for 2023 (Medicare payment program): 92.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $24.91
1 payment: food and beverage; the largest payer was Abbvie 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.
Peter Diaz-Alonso among 3,911 internal medicine physician records in Georgia
Peter Diaz-Alonso, M.D. is one of 3,911 internal medicine physician records with a practice address in Georgia. 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 10% of them.
- NPI issued2006 · 10% of these records are older, 57% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2024 · 51% 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 Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
870 internal medicine physician records list a practice address in Atlanta
They are 870 of the 31,476 NPPES records with a practice address in Atlanta, and 3,911 internal medicine physician records in Georgia.
All 3,911 in Georgia → Every provider in Atlanta → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Lee Anisman, M.D.Atlanta, GA 303271174522023
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- James Brawner, MD, FACPAtlanta, GA 303271285624528
- Rose Briglevich, M.D.Atlanta, GA 303271952395550
- Robert Coney, MDAtlanta, GA 303271437132867
- Sandra Fryhofer, MDAtlanta, GA 303271922065226
- Elizabeth Hawk, MDAtlanta, GA 303271659327484
- James Kiley, M.D.Atlanta, GA 303271366555625
Common questions
What is Peter Diaz-Alonso, M.D.'s NPI number?
Peter Diaz-Alonso, M.D.'s National Provider Identifier (NPI) is 1821181900, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Peter Diaz-Alonso, M.D. located?
The NPPES record lists a practice address at 3280 Howell Mill RD NW Ste 150, Atlanta, GA, 30327. Phone: (404) 351-7467. Providers update this record themselves, so call before visiting.
How can I verify Peter Diaz-Alonso, M.D.'s license?
NPPES lists Georgia license number 32500, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Peter Diaz-Alonso, M.D. prescribe under Medicare Part D?
In 2024, Peter Diaz-Alonso, M.D. had 26 Medicare Part D claims for 13 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Peter Diaz-Alonso, M.D.'s MIPS final score?
The 2023 MIPS final score is 92.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.