Cynthia Ann Lang-Groening, NP
Primary Care Nurse Practitioner · Wilmington, DE
Cynthia Ann Lang-Groening, NP is a primary care nurse practitioner with a practice address in Wilmington, Delaware, and NPI 1508950957, issued on Oct 2, 2006. Check the license with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cynthia Ann Lang-Groening
- Credential
- NP
- Primary taxonomy
- Primary Care Nurse Practitioner 363LP2300X
- License number
- F300697-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1601 Kirkwood Hwy, Wilmington, DE 19805
- Phone
- (302) 994-2511
- Enumerated
- Oct 2, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (302) 633-5339
- Entity
- Type 1 · individual
8 nearest primary care nurse practitioner records → All 46 in Delaware → Look up another NPI →
Also registered at 1601 Kirkwood Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Cynthia Ann Lang-Groening in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $682.59
7 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 4,321 providers of this specialty with any payment received $625.13 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.
Cynthia Ann Lang-Groening among 46 primary care nurse practitioner records in Delaware
Cynthia Ann Lang-Groening, NP is one of 46 primary care nurse practitioner records with a practice address in Delaware. 57% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 93% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileNo · 35% of these records are
- Record last updated2007 · 30% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP2300X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Primary Care Nurse Practitioner providers in Delaware
There are 46 primary care nurse practitioner records in Delaware.
All 46 in Delaware → Every provider in Wilmington → Primary Care Nurse Practitioner nationwide →
The 8 primary care nurse practitioner records with the nearest ZIP codes
- Teresa Cohan, CRNPWilmington, DE 198051902973456
- Raegan GriscomWilmington, DE 198051932775004
- Khadija Zakaria, FNPWilmington, DE 198051780908392
- Lisa Sugar, APNWilmington, DE 198061790982577
- Ariel Moore, CRNPWilmington, DE 198071689080889
- Catherine Slaugh, NPWilmington, DE 198031871251595
- Lydia AkomeahWilmington, DE 198081275263352
- Joyce Brown, APRNWilmington, DE 198081205374139
Common questions
What is Cynthia Ann Lang-Groening, NP's NPI number?
Cynthia Ann Lang-Groening, NP's National Provider Identifier (NPI) is 1508950957, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Cynthia Ann Lang-Groening, NP located?
The NPPES record lists a practice address at 1601 Kirkwood Hwy, Wilmington, DE, 19805. Phone: (302) 994-2511. Providers update this record themselves, so call before visiting.
How can I verify Cynthia Ann Lang-Groening, NP's license?
Search the Delaware board that licenses this profession; the NPPES record confirms identity 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.