Kristine B. Diehl, MD
Family Medicine Physician · Wilmington, DE
Kristine B. Diehl, MD is a family medicine physician with a practice address in Wilmington, Delaware, and NPI 1245213933, issued on Nov 28, 2005. Check the license (Delaware C1-0004693, as entered in NPPES) on the Delaware Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Kristine B. Diehl
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- C1-0004693 DE
C10004693 DE
Self-reported in NPPES; status is on the state search - Practice location
- 2700 Silverside RD, Wilmington, DE 19810
- Phone
- (302) 478-8421
- Enumerated
- Nov 28, 2005
- Record last updated
- May 18, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (302) 478-8422
- Medicare enrollment
- Enrolled (PECOS I20101008000954); accepts Medicare assignment
- Medical or professional school
- West Virginia University School Of Medicine, 1993
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 518 in Delaware → Look up another NPI →
Also registered at 2700 Silverside RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gina Chan, MDLegal Medicine1063477792
- Kenneth Demarco, MDSpecialist1841289899
- Maria Diaz-Stanchi, M.D.Legal Medicine1043276272
- Darren Franczyk, M.D.Pediatrics Physician1275532939
- Wayne Garraway, DOGeneral Practice Physician1871660845
- Jack Horowitz, MDEmergency Medicine Physician1982652137
Verify Kristine B. Diehl 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 C1-0004693Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% more Medicare Part D claims than the average family medicine physician in 2024
6,284 Medicare Part D claims for 583 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 79 claims were for opioids.
Most prescribed
- Atorvastatin Calcium688 claims
- Levothyroxine Sodium306 claims
- Trazodone Hcl256 claims
- Amlodipine Besylate243 claims
- Valsartan221 claims
- Rosuvastatin Calcium202 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 90.4 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).
Bills Medicare through 2 group practices
- Delaware Family Care AssociatesWilmington, DE
- Novacare Outpatient Rehabilitation East, Inc.Collegeville, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kristine B. Diehl among 518 family medicine physician records in Delaware
Kristine B. Diehl, MD is one of 518 family medicine physician records with a practice address in Delaware. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1993 · median 2002 among the 323 with a school on file
- Record last updated2021 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
163 family medicine physician records list a practice address in Wilmington
They are 163 of the 6,291 NPPES records with a practice address in Wilmington, and 518 family medicine physician records in Delaware.
All 518 in Delaware → Every provider in Wilmington → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Margaret Conte, MDWilmington, DE 198101265421028
- Jeffrey Cramer, MDWilmington, DE 198101912981473
- John Daly, M.D.Wilmington, DE 198101134109101
- Tha Dun, MDWilmington, DE 198101235240524
- Valerie Elener, M.D.Wilmington, DE 198101801900816
- James Fierro, D.O.Wilmington, DE 198101154345379
- Jan Gavis, DOWilmington, DE 198101972663524
- Marc Grobman, D.O.Wilmington, DE 198101063484442
Common questions
What is Kristine B. Diehl, MD's NPI number?
Kristine B. Diehl, MD's National Provider Identifier (NPI) is 1245213933, issued on Nov 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Kristine B. Diehl, MD located?
The NPPES record lists a practice address at 2700 Silverside RD, Wilmington, DE, 19810. Phone: (302) 478-8421. Providers update this record themselves, so call before visiting.
How can I verify Kristine B. Diehl, MD's license?
NPPES lists Delaware license number C1-0004693, 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 Kristine B. Diehl, MD prescribe under Medicare Part D?
In 2024, Kristine B. Diehl, MD had 6,284 Medicare Part D claims for 583 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Kristine B. Diehl, MD's MIPS final score?
The 2023 MIPS final score is 90.4 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.