NPPES file of Aug 9, 2026

Julie Lynn Grissett, GNP

Gerontology Nurse Practitioner · Houston, TX

Julie Lynn Grissett, GNP is a gerontology nurse practitioner with a practice address in Houston, Texas, and NPI 1538471446, issued on Jul 8, 2010. Check the license (Texas 679290, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538471446
Name
Julie Lynn Grissett
Credential
GNP
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
679290 TX
Self-reported in NPPES; status is on the state search
Practice location
7887 Cambridge St, Houston, TX 77054
Phone
(713) 562-4641
Enumerated
Jul 8, 2010
Record last updated
Jul 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(281) 343-9789
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 7887 Cambridge St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Latoya Bagwell, DPTPhysical Therapist1023325420
  2. Mary Crouse, CCC, SLPSpeech-Language Pathologist1053526095
  3. Denise Ertel-Moore, MSN, APRN, NP-BCGerontology Nurse Practitioner1639129364
  4. Anil Garyali, M.D.Geriatric Medicine (Internal Medicine) Physician1376608125
  5. Teresa Guerrero, M.D.Internal Medicine Physician1073723995
  6. Angelica Guzman, NPAdult Health Nurse Practitioner1114156585

Verify Julie Lynn Grissett in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 679290
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

65% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

485 Medicare Part D claims for 68 beneficiaries, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 33 claims were for opioids.

  1. Julie Grissett485
  2. Specialty average1,369

Most prescribed

  1. Acetaminophen-Codeine21 claims
  2. Furosemide21 claims
  3. Lactulose17 claims
  4. Pantoprazole Sodium17 claims
  5. Zolpidem Tartrate15 claims
  6. Gabapentin14 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.

Julie Lynn Grissett among 954 gerontology nurse practitioner records in Texas

Julie Lynn Grissett, GNP is one of 954 gerontology nurse practitioner records with a practice address in Texas. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 14% of them.

  • NPI issued2010 · 14% of these records are older, 83% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2021 · 35% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in Texas

There are 954 gerontology nurse practitioner records in Texas.

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Ann Marie Clarke, CRNPHouston, TX 770541841743341
  2. Denise Ertel-Moore, MSN, APRN, NP-BCHouston, TX 770541639129364
  3. Lillian Flores-Perez, MSN, APRN, BCHouston, TX 770541366492092
  4. Kristi Marsh, NPHouston, TX 770541356735872
  5. Krystal Newell, NPHouston, TX 770541164885273
  6. Nkechi Ogoh, WHNP-BC, GNP-BCHouston, TX 770541033411533
  7. Jessy Philip, ANPHouston, TX 770541912198805
  8. Julia RaquelHouston, TX 770541730819855

Common questions

What is Julie Lynn Grissett, GNP's NPI number?

Julie Lynn Grissett, GNP's National Provider Identifier (NPI) is 1538471446, issued on Jul 8, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Julie Lynn Grissett, GNP located?

The NPPES record lists a practice address at 7887 Cambridge St, Houston, TX, 77054. Phone: (713) 562-4641. Providers update this record themselves, so call before visiting.

How can I verify Julie Lynn Grissett, GNP's license?

NPPES lists Texas license number 679290, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Julie Lynn Grissett, GNP prescribe under Medicare Part D?

In 2024, Julie Lynn Grissett, GNP had 485 Medicare Part D claims for 68 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,369. 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.