Nancy G. Mattax, PhD
- Medicare patients, 2024
- 13
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2009
- Practice address
- 1325 E Cherokee St, Springfield, MO 65804
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Hospital Springfield - Health Styles - HOPD
Acute Care Hospital outpatient department · Springfield, Missouri
Find Nancy Mattax's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Nancy G. Mattax is a clinical psychologist in Springfield, Missouri
Nancy Mattax practices at Mercy Hospital Springfield - Health Styles - HOPD in Springfield, Missouri.
Nancy Mattax's NPI, 1154657385, was assigned on October 22, 2009. Nancy Mattax holds Missouri license 01483.
- NPI
- 1154657385NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002940277
- NPI enumeration date
- October 22, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Nancy G. Mattax practices at Mercy Hospital Springfield - Health Styles - HOPD in Springfield, Missouri
Nancy Mattax's primary practice is Mercy Hospital Springfield - Health Styles - HOPD, at 1325 E Cherokee St, Springfield, MO 65804.
- Mercy Hospital Springfield - Health Styles - HOPD1325 E Cherokee St, Springfield, MO 65804
Source: Dmand AI Affiliation Data
Nancy G. Mattax is affiliated with 2 sites of care and 1 medical group
Nancy Mattax's primary practice is Mercy Hospital Springfield - Health Styles - HOPD in Springfield, Missouri. The medical group on file is Mercy Clinic Family Medicine - Hollister. Dmand AI also links Nancy Mattax to 1 more group practice or clinic, named with a free account. Nancy Mattax's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Nancy G. Mattax's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nancy Mattax practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital Springfield - Health Styles - HOPD | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Nancy G. Mattax is one of 367 clinical psychologists in Missouri
Clinical is Nancy Mattax's primary specialty in the NPI Registry, under taxonomy code 103TC0700X. Nancy Mattax is licensed in Missouri.
Specialties and state licenses
- Clinical psychologist, MissouriPrimary
Clinical psychologists near Nancy Mattax
Counts of clinical psychologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Nancy G. Mattax treated 13 Medicare patients in 2024, average age 68
CMS counts 13 Medicare patients who saw Nancy Mattax in 2024. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Nancy Mattax's median patient age at 70, with 67% women.
Nancy Mattax's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women67%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Nancy G. Mattax offers telehealth to Medicare patients
Nancy Mattax accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Nancy Mattax as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Sources for Nancy G. Mattax's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Nancy G. Mattax
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nancy G. Mattax's NPI number?
Nancy G. Mattax's NPI number is 1154657385. It was assigned on October 22, 2009, and it is active in the NPI Registry.
What does Nancy G. Mattax specialize in?
Nancy G. Mattax is a clinical psychologist in Springfield, Missouri. The primary specialty in the NPI Registry is Clinical Psychologist (taxonomy code 103TC0700X).
Where does Nancy G. Mattax practice?
Nancy Mattax practices at 1325 E Cherokee St, Springfield, MO 65804. Nancy Mattax's primary practice is Mercy Hospital Springfield - Health Styles - HOPD in Springfield, Missouri. Dmand AI also links Nancy Mattax to 1 group practice or clinic.
What is Nancy G. Mattax's medical license number?
Nancy Mattax holds Missouri license 01483.
What medical group is Nancy G. Mattax part of?
Nancy Mattax is linked to Mercy Clinic Family Medicine - Hollister.
Does Nancy G. Mattax accept Medicare?
Yes. CMS lists Nancy Mattax as accepting Medicare assignment.
Does Nancy G. Mattax offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Nancy Mattax as offering telehealth services.
How many Medicare patients does Nancy G. Mattax see?
CMS counts 13 Medicare patients who saw Nancy Mattax in 2024, with an average age of 68.
How long has Nancy G. Mattax been practicing?
Nancy Mattax graduated from medical school in 1989, 37 years ago.
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