Dr. Frank Harris Masters III, MD, MS
- Medicare services, 2019
- 15
- Part D claims, 2024
- 286
- Hospital affiliations
- 1
- Industry payments
- $25
- Medical group
- 1
- Practice address
- 4800 Sand Point Way NE, PO Box C-5371, Seattle, WA 98105
- Practice phone
- Call (206) 987-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Masters' professional email, personal email and mobile number
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Dr. Frank Harris Masters III is an otolaryngologist in Seattle, Washington
Dr. Masters practices at Seattle Children's Hospital in Seattle, Washington, part of Seattle Children's Hospital, Research Institute and Foundation.
Dr. Masters' NPI, 1730522020, was assigned on April 17, 2013. Dr. Masters graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2013. Dr. Masters holds Washington license MD60857752.
- NPI
- 1730522020NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426297136
- NPI enumeration date
- April 17, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (206) 987-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Frank Harris Masters III practices at Seattle Children's Hospital in Seattle, Washington
Dr. Masters' primary practice is Seattle Children's Hospital, at 4800 Sand Point Way NE, PO Box C-5371, Seattle, WA 98105 in King County. The practice phone is (206) 987-2000.
- Seattle Children's Hospital4800 Sand Point Way NE, PO Box C-5371, Seattle, WA 98105 · King CountyPhone(206) 987-2000
Source: Dmand AI Affiliation Data
Dr. Frank Harris Masters III is affiliated with 2 sites of care and 1 medical group
Dr. Masters' primary practice is Seattle Children's Hospital in Seattle, Washington, part of Seattle Children's Hospital, Research Institute and Foundation. The medical group on file is Washington Permanente Medical Group, P.C. Dmand AI also links Dr. Masters to 1 more ambulatory surgery center, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Frank Harris Masters III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Masters practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Seattle Children's Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Frank Harris Masters III is one of 254 otolaryngologists in Washington
Otolaryngology is Dr. Masters' primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Masters is licensed in Washington.
Specialties and state licenses
- Otolaryngology, WashingtonPrimary
Otolaryngologists near Dr. Masters
Counts of otolaryngologists 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. Frank Harris Masters III billed Medicare for 15 services in 2019
CMS data shows 15 Medicare services from Dr. Masters across 1 procedure code in 2019, all of them office visits. Medicare paid $843 for them. Every service was in an office.
Dr. Masters compared with the Washington median for otolaryngologists, 2019
- Dr. Masters
- Washington median
- Medicare services
- 15vs 40396% below
- Part D claims
- 196vs 16023% above
Medians across 241 otolaryngologists in Washington with Dmand AI profiles that report each measure.
Dr. Masters' most billed Medicare procedure codes, 2019
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. Masters?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Masters and other otolaryngologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Frank Harris Masters III's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. Masters' median patient age at 59, with 50% women.
Dr. Masters' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Frank Harris Masters III wrote 286 Medicare Part D claims in 2024
In 2024, Dr. Masters wrote 286 Medicare Part D claims for 107 patients. 100% of them were for generic drugs. CMS names the drug for 196 of them, across 5 drugs with 11 or more claims each, at $5,625 in total drug cost. In 2023, CMS named 210 claims across 7 drugs.
Dr. Masters' 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. Masters' Part D claims, 2024
- Opioids4%12 of 286 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: 2102024: 1967%
Drugs named by CMS: 5 in 2024, 7 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
Dr. Frank Harris Masters III offers telehealth to Medicare patients
Dr. Masters accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Masters as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Frank Harris Masters III received $25 in industry payments in 2019
CMS Open Payments shows 2 general payments to Dr. Masters from 2 drug and device companies in 2019. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $12.
Companies that paid Dr. Masters the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Frank Harris Masters III graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
Dr. Masters graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Frank Harris Masters III'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 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 Data |
| 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) |
| 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. Frank Harris Masters III
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. Frank Harris Masters III's NPI number?
Dr. Frank Harris Masters III's NPI number is 1730522020. It was assigned on April 17, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Frank Harris Masters III?
Dr. Frank Harris Masters III is an otolaryngologist in Seattle, Washington. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).
Where does Dr. Frank Harris Masters III practice?
Dr. Masters practices at 4800 Sand Point Way NE, PO Box C-5371, Seattle, WA 98105. Dr. Masters' primary practice is Seattle Children's Hospital in Seattle, Washington, part of Seattle Children's Hospital, Research Institute and Foundation. Dmand AI also links Dr. Masters to 1 ambulatory surgery center.
What is Dr. Frank Harris Masters III's office phone number?
The practice phone on file for Dr. Masters is (206) 987-2000.
What is Dr. Frank Harris Masters III's medical license number?
Dr. Masters holds Washington license MD60857752.
Which hospitals is Dr. Frank Harris Masters III affiliated with?
Dr. Masters practices at Seattle Children's Hospital in Seattle, Washington.
What medical group is Dr. Frank Harris Masters III part of?
Dr. Masters is linked to Washington Permanente Medical Group, P.C.
Does Dr. Frank Harris Masters III accept Medicare?
Yes. CMS data shows Dr. Masters billed Medicare for 15 services in 2019, and Dr. Masters accepts Medicare assignment.
Does Dr. Frank Harris Masters III offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Masters as offering telehealth services.
What services does Dr. Frank Harris Masters III bill to Medicare?
In 2019, Dr. Masters' most billed Medicare services were office visit, new patient (99203).
Show 4 more questionsShow fewer questions
Where did Dr. Frank Harris Masters III go to medical school?
Dr. Masters graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2013.
What drugs does Dr. Frank Harris Masters III prescribe most?
In 2024 Medicare Part D data, Dr. Masters' most prescribed drugs by claims were Azelastine HCl, Ipratropium Bromide and Famotidine.
Has Dr. Frank Harris Masters III received payments from drug or device companies?
CMS Open Payments shows $25 in general payments to Dr. Masters from 2 companies from 2019 to 2019. The largest total came from Stryker Corporation.
How long has Dr. Frank Harris Masters III been practicing?
Dr. Masters graduated from medical school in 2013, 13 years ago.
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