Dr. Philip To, MD
- Medicare services, 2024
- 4,825
- Medicare patients, 2024
- 1,246
- Part D claims, 2024
- 90
- Publications
- 1
- Hospital affiliations
- 1
- Practice address
- 3033 N 44th St, Phoenix, AZ 85018
- Practice phone
- Call (480) 812-5313
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Orthoarizona Scottsdale ASC, LLC
Phoenix, Arizona
Find Dr. To'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.
Dr. Philip To is an orthopaedic hand surgery physician in Phoenix, Arizona
Dr. To practices at Orthoarizona Scottsdale ASC, LLC in Phoenix, Arizona.
Dr. To's NPI, 1336313725, was assigned on April 16, 2008. Dr. To graduated from University of Cincinnati College of Medicine in 2008. Dr. To holds Arizona license 49136.
- NPI
- 1336313725NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3476794983
- NPI enumeration date
- April 16, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (480) 812-5313
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Philip To practices at Orthoarizona Scottsdale ASC, LLC in Phoenix, Arizona
Dr. To's primary practice is Orthoarizona Scottsdale ASC, LLC, at 3033 N 44th St, Phoenix, AZ 85018 in Maricopa County. The practice phone is (480) 812-5313.
- Orthoarizona Scottsdale ASC, LLC3033 N 44th St, Phoenix, AZ 85018 · Maricopa CountyPhone(480) 812-5313
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Philip To is affiliated with 3 sites of care and 1 medical group
Dr. To's primary practice is Orthoarizona Scottsdale ASC, LLC in Phoenix, Arizona. Dr. To is also affiliated with HonorHealth Scottsdale Thompson Peak Medical Center. The medical group on file is OrthoArizona. Dmand AI also links Dr. To to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Philip To's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. To practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Orthoarizona Scottsdale ASC, LLC | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Philip To is one of 51 orthopaedic hand surgery physicians in Arizona
Hand surgery is Dr. To's primary specialty in the NPI Registry, under taxonomy code 207XS0106X. Dmand AI has Dr. To's licenses on file in 2 states: Arizona and Tennessee.
Specialties and state licenses
- Orthopaedic hand surgery, ArizonaPrimary
- Tennessee license
Orthopaedic hand surgery physicians near Dr. To
Counts of orthopaedic hand surgery physicians 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
Dr. Philip To billed Medicare for 4,825 services in 2024
CMS data shows 4,825 Medicare services from Dr. To across 24 procedure codes in 2024, for 1,246 Medicare patients. Medicare paid $256,331 for them.
Dr. To's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,7472024: 1,6337%
- Drugs given in the office
- 2023: 1,6362024: 1,32319%
- Surgery
- 2023: 1,1342024: 96715%
- Imaging
- 2023: 9822024: 87811%
- Other services
- 2023: 282024: 2414%
Where Dr. To's Medicare services took place, 2024
- In an office4,54394%
- In a facility2826%
Dr. To compared with the Arizona median for orthopaedic hand surgery physicians, 2024
- Dr. To
- Arizona median
- Medicare services
- 4,825vs 2,3342.1 times
- Medicare patients
- 1,246vs 4272.9 times
- Part D claims
- 50vs 9648% below
Medians across 49 orthopaedic hand surgery physicians in Arizona with Dmand AI profiles that report each measure.
Dr. To's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. To?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. To and other orthopaedic hand surgery physicians in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Philip To treated 1,246 Medicare patients in 2024, average age 75
CMS counts 1,246 Medicare patients who saw Dr. To in 2024. The largest group is 65 to 74, with 593 patients. 75% of them have high cholesterol, and 64% have arthritis. 1% are also on Medicaid. Their average risk score is 0.89, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. To's median patient age at 69, with 55% women.
Dr. To's Medicare patients by age, 2024
Dr. To's Medicare patients by sex, 2024
- Women69155%
- Men55545%
Chronic conditions among Dr. To's Medicare patients, 2024
- High cholesterol75%
- Arthritis64%
- High blood pressure63%
- Ischemic heart disease29%
- Anxiety20%
- Diabetes18%
- Mood disorders18%
- Osteoporosis18%
Share of Medicare patients with each condition. A patient can have several.
Dr. To'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
- Women55%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Philip To wrote 90 Medicare Part D claims in 2024
In 2024, Dr. To wrote 90 Medicare Part D claims for 70 patients. 100% of them were for generic drugs. CMS names the drug for 50 of them, across 2 drugs with 11 or more claims each, at $201 in total drug cost. In 2023, CMS named 80 claims across 3 drugs.
Dr. To's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. To's Part D claims, 2024
- Antibiotics54%49 of 90 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 802024: 5038%
Drugs named by CMS: 2 in 2024, 3 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Philip To takes part in Medicare
Dr. To accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper limb (arm) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Philip To has 1 publication on record
Dmand AI links 1 paper to Dr. To in 2016. Dr. To's most frequent co-authors are William Jeffrey Grantham, MD and Jeffry T. Watson, MD.
Dr. To's most frequent co-authors
Recent publications by Dr. To
See who Dr. To researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. To works with, so you can find a warm path to the right orthopaedic hand surgery physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Philip To received $99,341 in industry payments from 2016 to 2025
CMS Open Payments shows 133 general payments to Dr. To from 31 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 61% of the total. Skeletal Dynamics LLC paid the most, $96,129.
General payments to Dr. To by program year, 2016 to 2025
General payments to Dr. To by kind, 2016 to 2025
- Speaker and faculty fees$60,20061%
- Education$29,31130%
- Travel and lodging$6,5617%
- Food and beverage$3,1533%
- Consulting fees$1160%
Companies that paid Dr. To the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Philip To graduated from University of Cincinnati College of Medicine
Dr. To graduated from University of Cincinnati College of Medicine in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Philip To'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 Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. Philip To
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Philip To's NPI number?
Dr. Philip To's NPI number is 1336313725. It was assigned on April 16, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Philip To?
Dr. Philip To is an orthopaedic hand surgery physician in Phoenix, Arizona. The primary specialty in the NPI Registry is Orthopaedic Hand Surgery Physician (taxonomy code 207XS0106X).
Where does Dr. Philip To practice?
Dr. To practices at 3033 N 44th St, Phoenix, AZ 85018. Dr. To's primary practice is Orthoarizona Scottsdale ASC, LLC in Phoenix, Arizona. Dmand AI also links Dr. To to 1 group practice or clinic.
What is Dr. Philip To's office phone number?
The practice phone on file for Dr. To is (480) 812-5313.
What is Dr. Philip To's medical license number?
Dr. To holds Arizona license 49136, one of the licenses on file in 2 states.
Which states has Dr. Philip To been licensed in?
Dmand AI has state licenses on file for Dr. To in Arizona and Tennessee.
Which hospitals is Dr. Philip To affiliated with?
Dr. To is affiliated with HonorHealth Scottsdale Thompson Peak Medical Center.
What medical group is Dr. Philip To part of?
Dr. To is linked to OrthoArizona.
Does Dr. Philip To accept Medicare?
Yes. CMS data shows Dr. To billed Medicare for 4,825 services in 2024, and Dr. To accepts Medicare assignment.
How many Medicare patients does Dr. Philip To see?
CMS counts 1,246 Medicare patients who saw Dr. To in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
What services does Dr. Philip To bill to Medicare?
In 2024, Dr. To's most billed Medicare services were injected or infused drug (J0702), office visit, established patient (99213) and diagnostic imaging (73130).
Where did Dr. Philip To go to medical school?
Dr. To graduated from University of Cincinnati College of Medicine in 2008.
What drugs does Dr. Philip To prescribe most?
In 2024 Medicare Part D data, Dr. To's most prescribed drugs by claims were Sulfamethoxazole-Trimethoprim and Methylprednisolone.
Has Dr. Philip To received payments from drug or device companies?
CMS Open Payments shows $99,341 in general payments to Dr. To from 31 companies from 2016 to 2025. The largest total came from Skeletal Dynamics LLC.
How long has Dr. Philip To been practicing?
Dr. To graduated from medical school in 2008, 18 years ago.
Does Dr. Philip To do research?
Dmand AI links 1 publication to Dr. To.
Who does Dr. Philip To publish with?
Dr. To's most frequent co-authors are William Jeffrey Grantham, MD (1 shared paper) and Jeffry T. Watson, MD (1 shared paper).
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