Mary Lou Hernandez, LCSW
Clinical Social Worker · Phoenix, AZ
Mary Lou Hernandez, LCSW is a clinical social worker with a practice address in Phoenix, Arizona, and NPI 1083668388, issued on May 20, 2006. Check the license (Arizona 0169, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Lou Hernandez
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- 0169 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 901 E Willetta St, Phoenix, AZ 85006
- Phone
- (602) 239-6900
- Enumerated
- May 20, 2006
- Record last updated
- Apr 7, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicaid ID
- 897134 AZ
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 3,200 in Arizona → Look up another NPI →
Also registered at 901 E Willetta St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lauren Blake, PSYDClinical Neuropsychologist1912640046
- Jacquelynn Copeland, PH.D.Clinical Neuropsychologist1215322847
- Teddy Dela Cruz, MDNeonatal-Perinatal Medicine Physician1982667564
- Susan Favaro, LCSWClinical Social Worker1265749824
Verify Mary Lou Hernandez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 0169Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 98.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Mary Lou Hernandez among 3,200 clinical social worker records in Arizona
Mary Lou Hernandez, LCSW is one of 3,200 clinical social worker records with a practice address in Arizona. 11% 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, 87% newer
- In a Medicare fileYes · 11% of these records are
- In the CMS Doctors and Clinicians fileNo · 20% of these records are
- Record last updated2008 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
777 clinical social worker records list a practice address in Phoenix
They are 777 of the 31,399 NPPES records with a practice address in Phoenix, and 3,200 clinical social worker records in Arizona.
All 3,200 in Arizona → Every provider in Phoenix → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Brady Clevenger, LMSWPhoenix, AZ 850061275798696
- Bernadette Duguay, LCSWPhoenix, AZ 850061063568582
- Susan Favaro, LCSWPhoenix, AZ 850061265749824
- Jon Grossman, M.S.W.Phoenix, AZ 850061164575486
- Diane Harris, LCSWPhoenix, AZ 850061861546442
- Barbara Johnson, LCSWPhoenix, AZ 850061528474350
- Kelly Kelley, MSWPhoenix, AZ 850061811060924
- Christina Macfarlane, LCSWPhoenix, AZ 850061538123898
Common questions
What is Mary Lou Hernandez, LCSW's NPI number?
Mary Lou Hernandez, LCSW's National Provider Identifier (NPI) is 1083668388, issued on May 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mary Lou Hernandez, LCSW located?
The NPPES record lists a practice address at 901 E Willetta St, Phoenix, AZ, 85006. Phone: (602) 239-6900. Providers update this record themselves, so call before visiting.
How can I verify Mary Lou Hernandez, LCSW's license?
NPPES lists Arizona license number 0169, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
What is Mary Lou Hernandez, LCSW's MIPS final score?
The 2023 MIPS final score is 98.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.