Dr. Frederick A. Leaf, MD
- Medicare services, 2022
- 1,576
- Part D claims, 2022
- 276
- Industry payments
- $38
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 904 7th Ave, Seattle, WA 98104-1132
- Practice phone
- Call (206) 309-1760
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Optum - Broadway - Seattle (7th Ave)
Multi-specialty group site · Seattle, Washington
Find Dr. Leaf'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. Frederick A. Leaf is a dermatologist in Seattle, Washington
Dr. Leaf practices at Optum - Broadway - Seattle (7th Ave) in Seattle, Washington.
Dr. Leaf's NPI, 1588679252, was assigned on July 30, 2006. Dr. Leaf graduated from University of Washington School of Medicine in 1982. Dr. Leaf holds Washington license MD00021885.
- NPI
- 1588679252NPI Registry (opens in a new tab)
- NPI enumeration date
- July 30, 2006
- NPI status
- Active
- Practice phone
- (206) 309-1760
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Frederick A. Leaf practices at 2 locations in Seattle, Washington
Dr. Leaf's primary practice is Optum - Broadway - Seattle (7th Ave), at 904 7th Ave, Seattle, WA 98104-1132. The practice phone is (206) 309-1760. The NPI Registry lists Dr. Leaf's practice address as 9709 3rd NE Ave, Seattle, WA 98115.
- Optum - Broadway - Seattle (7th Ave)Primary904 7th Ave, Seattle, WA 98104-1132Phone(206) 309-1760
- NPI Registry address9709 3rd NE Ave, Seattle, WA 98115 · King CountyPhone(206) 329-1760
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Frederick A. Leaf is affiliated with 1 site of care and 1 medical group
Dr. Leaf's primary practice is Optum - Broadway - Seattle (7th Ave) in Seattle, Washington. The medical group on file is The Polyclinic.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Frederick A. Leaf's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leaf practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Optum - Broadway - Seattle (7th Ave) | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Frederick A. Leaf is one of 295 dermatologists in Washington
Dermatology is Dr. Leaf's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Leaf is licensed in Washington.
Specialties and state licenses
- Dermatology, WashingtonPrimary
Dermatologists near Dr. Leaf
Counts of dermatologists 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. Frederick A. Leaf billed Medicare for 1,576 services in 2022
CMS data shows 1,576 Medicare services from Dr. Leaf across 8 procedure codes in 2022. Medicare paid $73,257 for them. Every service was in an office.
Dr. Leaf's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Surgery
- 2021: 9892022: 1,0011%
- Office and hospital visits
- 2021: 6202022: 5757%
Dr. Leaf compared with the Washington median for dermatologists, 2022
- Dr. Leaf
- Washington median
- Medicare services
- 1,576vs 1,530Close to median
- Part D claims
- 276vs 40432% below
Medians across 297 dermatologists in Washington with Dmand AI profiles that report each measure.
Dr. Leaf's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Leaf and other dermatologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Frederick A. Leaf's patients have a median age of 74
Across all payers, Dmand AI patient panel data puts Dr. Leaf's median patient age at 74, with 37% women.
Dr. Leaf's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women37%
- Men62%
Source: Dmand AI Patient Panel Data
Dr. Frederick A. Leaf wrote 276 Medicare Part D claims in 2022
In 2022, Dr. Leaf wrote 276 Medicare Part D claims. Every claim was for a generic drug. They cover 7 drugs, with $9,245 in total drug cost. In 2021, CMS named 236 claims across 8 drugs.
Dr. Leaf's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 2362022: 27617%
Drugs named by CMS: 7 in 2022, 8 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Frederick A. Leaf received $38 in industry payments in 2022
CMS Open Payments shows 1 general payment to Dr. Leaf from 1 drug or device company in 2022. Food and beverage make up the largest share, 100% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $38.
Companies that paid Dr. Leaf the most, 2022 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Frederick A. Leaf graduated from University of Washington School of Medicine
Dr. Leaf graduated from University of Washington School of Medicine in 1982.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Frederick A. Leaf'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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) |
| 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. Frederick A. Leaf
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. Frederick A. Leaf's NPI number?
Dr. Frederick A. Leaf's NPI number is 1588679252. It was assigned on July 30, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Frederick A. Leaf?
Dr. Frederick A. Leaf is a dermatologist in Seattle, Washington. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. Frederick A. Leaf practice?
Dr. Leaf practices at 904 7th Ave, Seattle, WA 98104-1132. Dr. Leaf also practices at 9709 3rd NE Ave, Seattle, WA 98115. Dr. Leaf's primary practice is Optum - Broadway - Seattle (7th Ave) in Seattle, Washington.
What is Dr. Frederick A. Leaf's office phone number?
The practice phone on file for Dr. Leaf is (206) 309-1760.
What is Dr. Frederick A. Leaf's medical license number?
Dr. Leaf holds Washington license MD00021885.
What medical group is Dr. Frederick A. Leaf part of?
Dr. Leaf is linked to The Polyclinic.
Does Dr. Frederick A. Leaf accept Medicare?
Yes. CMS data shows Dr. Leaf billed Medicare for 1,576 services in 2022.
What services does Dr. Frederick A. Leaf bill to Medicare?
In 2022, Dr. Leaf's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99214) and office visit, established patient (99213).
Where did Dr. Frederick A. Leaf go to medical school?
Dr. Leaf graduated from University of Washington School of Medicine in 1982.
What drugs does Dr. Frederick A. Leaf prescribe most?
In 2022 Medicare Part D data, Dr. Leaf's most prescribed drugs by claims were Triamcinolone Acetonide, Clobetasol Propionate and Ketoconazole.
Has Dr. Frederick A. Leaf received payments from drug or device companies?
CMS Open Payments shows $38 in general payments to Dr. Leaf from 1 company from 2022 to 2022. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has Dr. Frederick A. Leaf been practicing?
Dr. Leaf graduated from medical school in 1982, 44 years ago.
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