Alfonso Paul Ciarlo, MD
Internal Medicine Physician · Wilmington, DE
Alfonso Paul Ciarlo, MD is an internal medicine physician with a practice address in Wilmington, Delaware, and NPI 1043372857, issued on Dec 15, 2006. Check the license (Delaware CI0000332, as entered in NPPES) on the Delaware Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Alfonso Paul Ciarlo
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- CI0000332 DE
Self-reported in NPPES; status is on the state search - Practice location
- 5311 Limestone Road, Wilmington, DE 19808
- Phone
- (302) 234-2200
- Enumerated
- Dec 15, 2006
- Record last updated
- Feb 28, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (302) 234-2262
- Medicaid ID
- 0000107001 DE
- Medicare enrollment
- Enrolled (PECOS I20100215000011); accepts Medicare assignment
- Medical or professional school
- New York Medical College, 1965
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 600 in Delaware → Look up another NPI →
Also registered at 5311 Limestone Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah Mullins, MDFamily Medicine Physician1942380092
Verify Alfonso Paul Ciarlo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDelaware Board of Medical Licensure and Discipline
Search for license CI0000332Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,133 Medicare Part D claims for 76 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 45 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium87 claims
- Levothyroxine Sodium61 claims
- Alprazolam56 claims
- Allopurinol46 claims
- Omeprazole43 claims
- Amlodipine Besylate36 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: $55.38
3 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
- Delaware Medical Associates PAWilmington, DE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alfonso Paul Ciarlo among 600 internal medicine physician records in Delaware
Alfonso Paul Ciarlo, MD is one of 600 internal medicine physician records with a practice address in Delaware. 83% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 68% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1965 · median 2008 among the 414 with a school on file
- Record last updated2011 · 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 Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
107 internal medicine physician records list a practice address in Wilmington
They are 107 of the 6,291 NPPES records with a practice address in Wilmington, and 600 internal medicine physician records in Delaware.
All 600 in Delaware → Every provider in Wilmington → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Mart Amick, MDWilmington, DE 198081942209143
- Franklin Ampadu, M.D.Wilmington, DE 198081245236843
- James Damour, M.D.Wilmington, DE 198081700884061
- Stuart Felzer, MDWilmington, DE 198081508804402
- Robert Kopecki, DOWilmington, DE 198081326047796
- David Maged, MDWilmington, DE 198081124028808
- Victoria Mawn, MDWilmington, DE 198081932108305
- Andrew Myers, MDWilmington, DE 198081477566446
Common questions
What is Alfonso Paul Ciarlo, MD's NPI number?
Alfonso Paul Ciarlo, MD's National Provider Identifier (NPI) is 1043372857, issued on Dec 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alfonso Paul Ciarlo, MD located?
The NPPES record lists a practice address at 5311 Limestone Road, Wilmington, DE, 19808. Phone: (302) 234-2200. Providers update this record themselves, so call before visiting.
How can I verify Alfonso Paul Ciarlo, MD's license?
NPPES lists Delaware license number CI0000332, as entered by the provider. Search the Delaware Board of Medical Licensure and Discipline at https://delpros.delaware.gov/OH_VerifyLicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alfonso Paul Ciarlo, MD prescribe under Medicare Part D?
In 2024, Alfonso Paul Ciarlo, MD had 1,133 Medicare Part D claims for 76 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.