Karen Marie Massey, APN
Family Nurse Practitioner · Dallas, TX
Karen Marie Massey, APN is a family nurse practitioner with a practice address in Dallas, Texas, and NPI 1518020452, issued on Dec 19, 2006. Check the license (Texas 559991, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen Marie Massey
- Credential
- APN
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 559991 TX
Self-reported in NPPES; status is on the state search - Practice location
- 7424 Greenville Ave, Dallas, TX 75231
- Phone
- (214) 363-2004
- Enumerated
- Dec 19, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (214) 696-2091
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 21,242 in Texas → Look up another NPI →
Also registered at 7424 Greenville Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen Marie Massey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 559991Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average family nurse practitioner in 2024
37 Medicare Part D claims for 15 beneficiaries, against an average of 1,305 among the 140,557 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.
Industry payments in 2024: $13.93
1 payment: food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 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.
Karen Marie Massey among 21,242 family nurse practitioner records in Texas
Karen Marie Massey, APN is one of 21,242 family nurse practitioner records with a practice address in Texas. 75% 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 1% of them.
- NPI issued2006 · 1% of these records are older, 94% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2007 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,191 family nurse practitioner records list a practice address in Dallas
They are 1,191 of the 36,304 NPPES records with a practice address in Dallas, and 21,242 family nurse practitioner records in Texas.
All 21,242 in Texas → Every provider in Dallas → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
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- Sarah Byers, NPDallas, TX 752311881707255
- Shirley Davidoff, FNPDallas, TX 752311457346447
- Nell Forster, RN, FNPDallas, TX 752311558313577
- Lynnette Hollon, NPDallas, TX 752311629097324
- Peggy Jackson, FNPDallas, TX 752311588611560
- Bonnie Kobilansky, NPDallas, TX 752311386604163
Common questions
What is Karen Marie Massey, APN's NPI number?
Karen Marie Massey, APN's National Provider Identifier (NPI) is 1518020452, issued on Dec 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen Marie Massey, APN located?
The NPPES record lists a practice address at 7424 Greenville Ave, Dallas, TX, 75231. Phone: (214) 363-2004. Providers update this record themselves, so call before visiting.
How can I verify Karen Marie Massey, APN's license?
NPPES lists Texas license number 559991, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Karen Marie Massey, APN prescribe under Medicare Part D?
In 2024, Karen Marie Massey, APN had 37 Medicare Part D claims for 15 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.