NPPES file of Aug 9, 2026

Gerome Alonzo Grivas, NP

Psychiatric/Mental Health Nurse Practitioner · Memphis, TN

Gerome Alonzo Grivas, NP is a psychiatric/mental health nurse practitioner with a practice address in Memphis, Tennessee, and NPI 1497883607, issued on Mar 1, 2007. Check the license (Tennessee 12129, as entered in NPPES) with the Tennessee 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
1497883607
Name
Gerome Alonzo Grivas
Credential
NP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
12129 TN
17743 CA
Self-reported in NPPES; status is on the state search
Practice location
3175 Lenox Park Blvd Ste 412, Memphis, TN 38115
Phone
(901) 273-2369
Enumerated
Mar 1, 2007
Record last updated
Dec 30, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20090310000231); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Gerome Alonzo Grivas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
    Search for license 12129
    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 Tennessee license search

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32% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

619 Medicare Part D claims for 104 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Gerome Grivas619
  2. Specialty average906

Most prescribed

  1. Lorazepam80 claims
  2. Trazodone Hcl48 claims
  3. Gabapentin45 claims
  4. Fluoxetine Hcl35 claims
  5. Quetiapine Fumarate33 claims
  6. Sertraline Hcl32 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncRedwood City, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gerome Alonzo Grivas among 1,611 psychiatric/mental health nurse practitioner records in Tennessee

Gerome Alonzo Grivas, NP is one of 1,611 psychiatric/mental health nurse practitioner records with a practice address in Tennessee. 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 2007, is newer than 8% of them.

  • NPI issued2007 · 8% of these records are older, 87% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2005 · median 2020 among the 929 with a school on file
  • Record last updated2021 · 25% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in Tennessee

There are 1,611 psychiatric/mental health nurse practitioner records in Tennessee.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Mary Allen, MSN, APRN, BCMemphis, TN 381151841270972
  2. Ashley Bailey, PMHNP-BCMemphis, TN 381151063377182
  3. Anita Boykins, NPMemphis, TN 381151134367535
  4. Domonique Louis, PMHNP-BCMemphis, TN 381151720663701
  5. Kimberly PattersonMemphis, TN 381151952972606
  6. Angela Hammond, WHNP, APN, MSNMemphis, TN 381141326046707
  7. Agnes Parker, ARNPMemphis, TN 381161124023932
  8. Janice Brooks, DNP, PMHNP-BCMemphis, TN 381171912675737

Common questions

What is Gerome Alonzo Grivas, NP's NPI number?

Gerome Alonzo Grivas, NP's National Provider Identifier (NPI) is 1497883607, issued on Mar 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gerome Alonzo Grivas, NP located?

The NPPES record lists a practice address at 3175 Lenox Park Blvd Ste 412, Memphis, TN, 38115. Phone: (901) 273-2369. Providers update this record themselves, so call before visiting.

How can I verify Gerome Alonzo Grivas, NP's license?

NPPES lists Tennessee license number 12129, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

How much does Gerome Alonzo Grivas, NP prescribe under Medicare Part D?

In 2024, Gerome Alonzo Grivas, NP had 619 Medicare Part D claims for 104 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.