Nathaniel Andrew Fitzsimmons, DPT, PT, PTA
- Medicare patients, 2024
- 12
- MIPS score, 2024
- 86
- Affiliated sites
- 1
- Medical groups
- 2
- State licenses
- 3
- Practice address
- 13400 East Shea Boulevard, Scottsdale, AZ 85259
- Practice phone
- Call (480) 342-4201
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mayo Clinic Ambulatory Surgery Center - Scottsdale
Surgery Center - Medicare-Certified · Scottsdale, Arizona
Find Nathaniel Fitzsimmons' 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.
Nathaniel Andrew Fitzsimmons is a physical therapist in Scottsdale, Arizona
Nathaniel Fitzsimmons practices at Mayo Clinic Ambulatory Surgery Center - Scottsdale in Scottsdale, Arizona.
Nathaniel Fitzsimmons' NPI, 1942792577, was assigned on May 30, 2018. Nathaniel Fitzsimmons holds Arizona license LPT-31067.
- NPI
- 1942792577NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426484916
- NPI enumeration date
- May 30, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (480) 342-4201
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Nathaniel Andrew Fitzsimmons practices at Mayo Clinic Ambulatory Surgery Center - Scottsdale in Scottsdale, Arizona
Nathaniel Fitzsimmons' primary practice is Mayo Clinic Ambulatory Surgery Center - Scottsdale, at 13400 East Shea Boulevard, Scottsdale, AZ 85259. The practice phone is (480) 342-4201.
- Mayo Clinic Ambulatory Surgery Center - Scottsdale13400 East Shea Boulevard, Scottsdale, AZ 85259Phone(480) 342-4201
Source: Dmand AI Affiliation Data
Nathaniel Andrew Fitzsimmons is affiliated with 1 site of care and 2 medical groups
Nathaniel Fitzsimmons' primary practice is Mayo Clinic Ambulatory Surgery Center - Scottsdale in Scottsdale, Arizona. The medical group on file is Mayo Clinic Arizona. Dmand AI also links Nathaniel Fitzsimmons to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Nathaniel Andrew Fitzsimmons' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nathaniel Fitzsimmons practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mayo Clinic Ambulatory Surgery Center - Scottsdale | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Nathaniel Andrew Fitzsimmons is one of 4,111 physical therapists in Arizona
Physical therapist is Nathaniel Fitzsimmons' primary specialty in the NPI Registry, under taxonomy code 225100000X. Dmand AI has Nathaniel Fitzsimmons' licenses on file in 3 states: Arizona, Ohio and West Virginia.
Specialties and state licenses
- Physical therapist, ArizonaPrimary
- Ohio license
- West Virginia license
Physical therapists near Nathaniel Fitzsimmons
Counts of physical therapists 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
Nathaniel Andrew Fitzsimmons treated 12 Medicare patients in 2024, average age 75
CMS counts 12 Medicare patients who saw Nathaniel Fitzsimmons in 2024. The largest group is under 65, with 0 patients. Their average risk score is 1.16, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Nathaniel Fitzsimmons' median patient age at 73, with 71% women.
Nathaniel Fitzsimmons' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Nathaniel Fitzsimmons' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women71%
- Men29%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Nathaniel Andrew Fitzsimmons scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Nathaniel Fitzsimmons for performance year 2024, reported as part of a group. Nathaniel Fitzsimmons accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Nathaniel Fitzsimmons' MIPS scores, performance year 2024
- 86of 100Final score
- 78.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
Sources for Nathaniel Andrew Fitzsimmons'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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (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 Nathaniel Andrew Fitzsimmons
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nathaniel Andrew Fitzsimmons' NPI number?
Nathaniel Andrew Fitzsimmons' NPI number is 1942792577. It was assigned on May 30, 2018, and it is active in the NPI Registry.
What does Nathaniel Andrew Fitzsimmons specialize in?
Nathaniel Andrew Fitzsimmons is a physical therapist in Scottsdale, Arizona. The primary specialty in the NPI Registry is Physical Therapist (taxonomy code 225100000X).
Where does Nathaniel Andrew Fitzsimmons practice?
Nathaniel Fitzsimmons practices at 13400 East Shea Boulevard, Scottsdale, AZ 85259. Nathaniel Fitzsimmons' primary practice is Mayo Clinic Ambulatory Surgery Center - Scottsdale in Scottsdale, Arizona. Dmand AI also links Nathaniel Fitzsimmons to 1 medical group.
What is Nathaniel Andrew Fitzsimmons' office phone number?
The practice phone on file for Nathaniel Fitzsimmons is (480) 342-4201.
What is Nathaniel Andrew Fitzsimmons' medical license number?
Nathaniel Fitzsimmons holds Arizona license LPT-31067, one of the licenses on file in 3 states.
Which states has Nathaniel Andrew Fitzsimmons been licensed in?
Dmand AI has state licenses on file for Nathaniel Fitzsimmons in Arizona, Ohio and West Virginia.
What medical group is Nathaniel Andrew Fitzsimmons part of?
Nathaniel Fitzsimmons is linked to Mayo Clinic Arizona. Dmand AI links Nathaniel Fitzsimmons to 1 more medical group.
Does Nathaniel Andrew Fitzsimmons accept Medicare?
Yes. CMS lists Nathaniel Fitzsimmons as accepting Medicare assignment.
What is Nathaniel Andrew Fitzsimmons' MIPS score?
Nathaniel Fitzsimmons' MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
How many Medicare patients does Nathaniel Andrew Fitzsimmons see?
CMS counts 12 Medicare patients who saw Nathaniel Fitzsimmons in 2024, with an average age of 75.
How long has Nathaniel Andrew Fitzsimmons been practicing?
Nathaniel Fitzsimmons graduated from medical school in 2019, 7 years ago.
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