Tammy Watz
- Medicare patients, 2024
- 22
- Part D claims, 2024
- 5,372
- Hospital affiliations
- 1
- Industry payments
- $304
- Medical group
- 1
- Practice address
- 4722 N 24th St, Phoenix, AZ 85016
- Practice phone
- Call (573) 468-3555
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Clinic East Communities
Phoenix, Arizona
Find Tammy Watz'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.
Tammy Watz is a nurse practitioner in Phoenix, Arizona
Tammy Watz practices at Mercy Clinic East Communities in Phoenix, Arizona.
Tammy Watz's NPI, 1780795658, was assigned on August 31, 2006. Tammy Watz graduated from University of Missouri St Louis - School of Optometry in 1997. Tammy Watz holds Missouri license RN089912.
- NPI
- 1780795658NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4385730837
- NPI enumeration date
- August 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (573) 468-3555
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Tammy Watz practices at Mercy Clinic East Communities in Phoenix, Arizona
Tammy Watz's primary practice is Mercy Clinic East Communities, at 4722 N 24th St, Phoenix, AZ 85016 in Maricopa County. The practice phone is (573) 468-3555.
- Mercy Clinic East Communities4722 N 24th St, Phoenix, AZ 85016 · Maricopa CountyPhone(573) 468-3555
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Tammy Watz is affiliated with 3 sites of care and 1 medical group
Tammy Watz's primary practice is Mercy Clinic East Communities in Phoenix, Arizona. Tammy Watz is also affiliated with Mercy Hospital Washington. The medical group on file is Mercy Clinic East Communities. Dmand AI also links Tammy Watz to 1 more community health center, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Tammy Watz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Tammy Watz practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Clinic East Communities | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Tammy Watz is one of 1,439 nurse practitioners in Arizona
Nurse practitioner is Tammy Watz's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Tammy Watz is licensed in Missouri.
Specialties and state licenses
- Nurse practitioner, MissouriPrimary
Nurse practitioners near Tammy Watz
Counts of nurse practitioners 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
Tammy Watz treated 22 Medicare patients in 2024, average age 73
CMS counts 22 Medicare patients who saw Tammy Watz in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.43, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Tammy Watz's median patient age at 69, with 63% women.
Chronic conditions among Tammy Watz's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Tammy Watz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women63%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Tammy Watz wrote 5,372 Medicare Part D claims in 2024
In 2024, Tammy Watz wrote 5,372 Medicare Part D claims for 545 patients. 86% of them were for generic drugs.
Tammy Watz's Part D claims by kind of drug, 2024
- Generic4,606 claims86%
- Brand-name734 claims14%
- Other32 claims1%
Drug classes CMS tracks in Tammy Watz's Part D claims, 2024
- Antibiotics5%243 of 5,372 claims
- Antipsychotics, patients 65 and over1%29 of 5,372 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Tammy Watz takes part in Medicare
Tammy Watz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Tammy Watz received $304 in industry payments in 2025
CMS Open Payments shows 18 general payments to Tammy Watz from 11 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $67.
Companies that paid Tammy Watz the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Tammy Watz graduated from University of Missouri St Louis - School of Optometry
Tammy Watz graduated from University of Missouri St Louis - School of Optometry in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Tammy Watz'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| Part D prescribing | Medicare Part D Prescribers - 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Tammy Watz
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Tammy Watz's NPI number?
Tammy Watz's NPI number is 1780795658. It was assigned on August 31, 2006, and it is active in the NPI Registry.
What does Tammy Watz specialize in?
Tammy Watz is a nurse practitioner in Phoenix, Arizona. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Tammy Watz practice?
Tammy Watz practices at 4722 N 24th St, Phoenix, AZ 85016. Tammy Watz's primary practice is Mercy Clinic East Communities in Phoenix, Arizona. Dmand AI also links Tammy Watz to 1 community health center.
What is Tammy Watz's office phone number?
The practice phone on file for Tammy Watz is (573) 468-3555.
What is Tammy Watz's medical license number?
Tammy Watz holds Missouri license RN089912.
Which hospitals is Tammy Watz affiliated with?
Tammy Watz is affiliated with Mercy Hospital Washington.
What medical group is Tammy Watz part of?
Tammy Watz is linked to Mercy Clinic East Communities.
Does Tammy Watz accept Medicare?
Yes. CMS lists Tammy Watz as accepting Medicare assignment.
How many Medicare patients does Tammy Watz see?
CMS counts 22 Medicare patients who saw Tammy Watz in 2024, with an average age of 73.
Where did Tammy Watz go to medical school?
Tammy Watz graduated from University of Missouri St Louis - School of Optometry in 1997.
Has Tammy Watz received payments from drug or device companies?
CMS Open Payments shows $304 in general payments to Tammy Watz from 11 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Tammy Watz been practicing?
Tammy Watz graduated from medical school in 1997, 29 years ago.
Selling to nurse practitioner practices?
See nurse practitioners in Arizona by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card