Cynthia Washburn
- Medicare services, 2024
- 434
- Medicare patients, 2024
- 316
- Part D claims, 2024
- 124
- MIPS score, 2024
- 87
- Hospital affiliations
- 5
- Practice address
- 250 Bon Air Road, Greenbrae, CA 94904
- Practice phone
- Call (415) 925-7900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Cynthia Washburn'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.
Cynthia Washburn is a physician assistant in Greenbrae, California
Cynthia Washburn practices at MarinHealth Medical Center in Greenbrae, California, part of Marin Healthcare District.
Cynthia Washburn's NPI, 1205398138, was assigned on April 1, 2019. Cynthia Washburn holds California license 58875.
- NPI
- 1205398138NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840692505
- NPI enumeration date
- April 1, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (415) 925-7900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Cynthia Washburn practices at MarinHealth Medical Center in Greenbrae, California
Cynthia Washburn's primary practice is MarinHealth Medical Center, at 250 Bon Air Road, Greenbrae, CA 94904 in Marin County. The practice phone is (415) 925-7900.
- MarinHealth Medical Center250 Bon Air Road, Greenbrae, CA 94904 · Marin CountyPhone(415) 925-7900
Source: Dmand AI Affiliation Data
Cynthia Washburn is affiliated with 5 sites of care and 6 medical groups
Cynthia Washburn's primary practice is MarinHealth Medical Center in Greenbrae, California, part of Marin Healthcare District. Cynthia Washburn is also affiliated with UCSF Helen Diller Medical Center at Parnassus Heights. The medical group on file is UCSF Pediatrics. Dmand AI also links Cynthia Washburn to 3 more hospitals and 5 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Cynthia Washburn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Cynthia Washburn practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MarinHealth Medical Center | Available with a free account |
| +4 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Cynthia Washburn is one of 11,482 physician assistants in California
Physician assistant is Cynthia Washburn's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Cynthia Washburn is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Cynthia Washburn is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Clinical focus
Dmand AI lists fibromyalgia and chronic pain, neck pain and spine problems and scoliosis among the conditions Cynthia Washburn treats.
Physician assistants near Cynthia Washburn
Counts of physician assistants 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
Cynthia Washburn billed Medicare for 434 services in 2024
CMS data shows 434 Medicare services from Cynthia Washburn across 9 procedure codes in 2024, for 316 Medicare patients. Medicare paid $37,013 for them.
Where Cynthia Washburn's Medicare services took place, 2024
- In an office25759%
- In a facility17741%
Cynthia Washburn compared with the California median for physician assistants, 2024
- Cynthia Washburn
- California median
- Medicare services
- 434vs 2042.1 times
- Medicare patients
- 316vs 1053.0 times
- Part D claims
- 56vs 24377% below
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Cynthia Washburn'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Cynthia Washburn and other physician assistants in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Cynthia Washburn treated 316 Medicare patients in 2024, average age 77
CMS counts 316 Medicare patients who saw Cynthia Washburn in 2024. The largest group is 75 to 84, with 131 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.62, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Cynthia Washburn's median patient age at 70, with 48% women.
Cynthia Washburn's Medicare patients by age, 2024
Cynthia Washburn's Medicare patients by sex, 2024
- Women16352%
- Men15348%
Chronic conditions among Cynthia Washburn's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis71%
- Mood disorders39%
- Anxiety38%
- Depression34%
- Stroke or TIA34%
- Osteoporosis31%
Share of Medicare patients with each condition. A patient can have several.
Cynthia Washburn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women48%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Cynthia Washburn wrote 124 Medicare Part D claims in 2024
In 2024, Cynthia Washburn wrote 124 Medicare Part D claims for 56 patients. 98% of them were for generic drugs. CMS names the drug for 56 of them, across 3 drugs with 11 or more claims each, at $580 in total drug cost.
Cynthia Washburn's Part D claims by kind of drug, 2024
- Generic122 claims98%
- Brand-name and other2 claims2%
Cynthia Washburn'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 Cynthia Washburn's Part D claims, 2024
- Opioids16%20 of 124 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Cynthia Washburn scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Cynthia Washburn for performance year 2024, reported as part of a group. Cynthia Washburn accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Cynthia Washburn as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Cynthia Washburn's MIPS scores, performance year 2024
- 87of 100Final score
- 86.8of 100Quality
- 40of 100Improvement Activities
- 70of 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
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Cynthia Washburn received $233 in industry payments from 2024 to 2025
CMS Open Payments shows 6 general payments to Cynthia Washburn from 3 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $110.
General payments to Cynthia Washburn by program year, 2024 to 2025
Companies that paid Cynthia Washburn the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Cynthia Washburn is board certified in certified physician assistant
Cynthia Washburn is a member of AAPA, California Association of Physician Assistants (CAPA) and Neurocritical Care Society.
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Cynthia Washburn'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 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)Clinician Public Reporting: Overall MIPS Performance (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 Cynthia Washburn
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Cynthia Washburn's NPI number?
Cynthia Washburn's NPI number is 1205398138. It was assigned on April 1, 2019, and it is active in the NPI Registry.
What does Cynthia Washburn specialize in?
Cynthia Washburn is a physician assistant in Greenbrae, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Cynthia Washburn practice?
Cynthia Washburn practices at 250 Bon Air Road, Greenbrae, CA 94904. Cynthia Washburn's primary practice is MarinHealth Medical Center in Greenbrae, California, part of Marin Healthcare District. Dmand AI also links Cynthia Washburn to 3 hospitals and 5 medical groups.
What is Cynthia Washburn's office phone number?
The practice phone on file for Cynthia Washburn is (415) 925-7900.
What is Cynthia Washburn's medical license number?
Cynthia Washburn holds California license 58875.
Which hospitals is Cynthia Washburn affiliated with?
Cynthia Washburn practices at MarinHealth Medical Center in Greenbrae, California. Cynthia Washburn is also affiliated with UCSF Helen Diller Medical Center at Parnassus Heights. Dmand AI links Cynthia Washburn to 3 more hospitals.
What medical group is Cynthia Washburn part of?
Cynthia Washburn is linked to UCSF Pediatrics. Dmand AI links Cynthia Washburn to 5 more medical groups.
Does Cynthia Washburn accept Medicare?
Yes. CMS data shows Cynthia Washburn billed Medicare for 434 services in 2024, and Cynthia Washburn accepts Medicare assignment.
Does Cynthia Washburn offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Cynthia Washburn as offering telehealth services.
What is Cynthia Washburn's MIPS score?
Cynthia Washburn's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
Show 6 more questionsShow fewer questions
How many Medicare patients does Cynthia Washburn see?
CMS counts 316 Medicare patients who saw Cynthia Washburn in 2024, with an average age of 77.
Is Cynthia Washburn board certified?
Yes. Cynthia Washburn is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
What services does Cynthia Washburn bill to Medicare?
In 2024, Cynthia Washburn's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99213) and office visit, established patient (99214).
What drugs does Cynthia Washburn prescribe most?
In 2024 Medicare Part D data, Cynthia Washburn's most prescribed drugs by claims were Gabapentin, Baclofen and Oxycodone HCl.
Has Cynthia Washburn received payments from drug or device companies?
CMS Open Payments shows $233 in general payments to Cynthia Washburn from 3 companies from 2024 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Cynthia Washburn been practicing?
Cynthia Washburn graduated from medical school in 2020, 6 years ago.
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