Allan L. Korff, CRNP
Nurse Practitioner · Suitland, MD
Allan L. Korff, CRNP is a nurse practitioner with a practice address in Suitland, Maryland, and NPI 1770643231, issued on Dec 12, 2006. Check the license (Maryland AC000290, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Allan L. Korff
- Credential
- CRNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- AC000290 MD
RN61669 DC
0001151805 VA
Self-reported in NPPES; status is on the state search - Practice location
- 5100 Auth Way, Suitland, MD 20746
- Phone
- (301) 702-5000
- Enumerated
- Dec 12, 2006
- Record last updated
- Jan 3, 2012 (not updated in 14 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,248 in Maryland → Look up another NPI →
Also registered at 5100 Auth Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Allan L. Korff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license AC000290Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6% more Medicare Part D claims than the average nurse practitioner in 2024
1,178 Medicare Part D claims for 329 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 78 claims were for opioids.
Most prescribed
- Gabapentin58 claims
- Potassium Chloride55 claims
- Pantoprazole Sodium53 claims
- Furosemide47 claims
- Metoprolol Tartrate44 claims
- Levothyroxine Sodium43 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.
Allan L. Korff among 1,248 nurse practitioner records in Maryland
Allan L. Korff, CRNP is one of 1,248 nurse practitioner records with a practice address in Maryland. 68% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 74% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · 52% of these records are
- Record last updated2012 · 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 363L00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 nurse practitioner records list a practice address in Suitland
They are 2 of the 256 NPPES records with a practice address in Suitland, and 1,248 nurse practitioner records in Maryland.
All 1,248 in Maryland → Every provider in Suitland → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Bridgid Wiredu, CRNPSuitland, MD 207461649487331
- Jeneil Carter, FNPOxon Hill, MD 207451184255689
- Judith Carbary, CRNPTemple Hills, MD 207481598815243
- Kanitra MyreeTemple Hills, MD 207481548638802
- Patrick Lester OngFort Washington, MD 207441538974563
- Erin Palmer, FNP-BC, PMHNP-BCFort Washington, MD 207441154708204
- Elizabeth Temple RobersonTemple Hills, MD 207481447793765
- Debra Apperson, CRNPCapitol Heights, MD 207431629087184
Common questions
What is Allan L. Korff, CRNP's NPI number?
Allan L. Korff, CRNP's National Provider Identifier (NPI) is 1770643231, issued on Dec 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Allan L. Korff, CRNP located?
The NPPES record lists a practice address at 5100 Auth Way, Suitland, MD, 20746. Phone: (301) 702-5000. Providers update this record themselves, so call before visiting.
How can I verify Allan L. Korff, CRNP's license?
NPPES lists Maryland license number AC000290, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Allan L. Korff, CRNP prescribe under Medicare Part D?
In 2024, Allan L. Korff, CRNP had 1,178 Medicare Part D claims for 329 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.