Annabelle Willey, PA-C
- Medicare services, 2024
- 427
- Medicare patients, 2024
- 298
- Part D claims, 2024
- 211
- Medical group
- 1
- Year NPI issued
- 2021
- Practice address
- 2131 Irving St, San Francisco, CA 94122
- Practice phone
- Call (510) 686-3621
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Carbon Health Urgent & Primary Care - San Francisco Irving St
San Francisco, California
Find Annabelle Willey's professional email, personal email and mobile number
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Annabelle Willey is a physician assistant in San Francisco, California
Annabelle Willey practices at Carbon Health Urgent & Primary Care - San Francisco Irving St in San Francisco, California.
Annabelle Willey's NPI, 1598335762, was assigned on June 29, 2021.
- NPI
- 1598335762NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446649727
- NPI enumeration date
- June 29, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 686-3621
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Annabelle Willey practices at Carbon Health Urgent & Primary Care - San Francisco Irving St in San Francisco, California
Annabelle Willey's primary practice is Carbon Health Urgent & Primary Care - San Francisco Irving St, at 2131 Irving St, San Francisco, CA 94122 in San Francisco County. The practice phone is (510) 686-3621.
- Carbon Health Urgent & Primary Care - San Francisco Irving St2131 Irving St, San Francisco, CA 94122 · San Francisco CountyPhone(510) 686-3621
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Annabelle Willey is affiliated with 1 site of care and 1 medical group
Annabelle Willey's primary practice is Carbon Health Urgent & Primary Care - San Francisco Irving St in San Francisco, California. The medical group on file is Carbon Health.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Annabelle Willey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Annabelle Willey practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Carbon Health Urgent & Primary Care - San Francisco Irving St | Available with a free account |
Source: Dmand AI Technology Install Data
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Annabelle Willey is one of 11,482 physician assistants in California
Physician assistant is Annabelle Willey's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Clinical focus
Dmand AI lists acute sinusitis, acute skin infection, ankle or foot injury, chronic kidney disease, chronic obstructive pulmonary disease (COPD), gastroenteritis, insomnia and muscle pain, fibromyalgia, and limb pain among the conditions Annabelle Willey treats.
Physician assistants near Annabelle Willey
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
Annabelle Willey billed Medicare for 427 services in 2024
CMS data shows 427 Medicare services from Annabelle Willey across 8 procedure codes in 2024, for 298 Medicare patients. Medicare paid $29,398 for them. Every service was in an office.
Annabelle Willey's Medicare services by type, 2024
- Office and hospital visits317
- Lab and pathology110
Annabelle Willey compared with the California median for physician assistants, 2024
- Annabelle Willey
- California median
- Medicare services
- 427vs 2042.1 times
- Medicare patients
- 298vs 1052.8 times
- Part D claims
- 112vs 24354% below
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Annabelle Willey'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Annabelle Willey treated 298 Medicare patients in 2024, average age 75
CMS counts 298 Medicare patients who saw Annabelle Willey in 2024. The largest group is 65 to 74, with 146 patients. 69% of them have high cholesterol, and 56% have high blood pressure. 8% are also on Medicaid. Their average risk score is 0.94, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Annabelle Willey's median patient age at 35, with 54% women.
Annabelle Willey's Medicare patients by age, 2024
Annabelle Willey's Medicare patients by sex, 2024
- Women20569%
- Men9331%
Chronic conditions among Annabelle Willey's Medicare patients, 2024
- High cholesterol69%
- High blood pressure56%
- Arthritis49%
- Anxiety28%
- Mood disorders23%
- Ischemic heart disease21%
- Osteoporosis21%
- Depression19%
Share of Medicare patients with each condition. A patient can have several.
Annabelle Willey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 35
Patient panel by sex, all payers
- Women54%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Annabelle Willey wrote 211 Medicare Part D claims in 2024
In 2024, Annabelle Willey wrote 211 Medicare Part D claims for 168 patients. 87% of them were for generic drugs. CMS names the drug for 112 of them, across 7 drugs with 11 or more claims each, at $569 in total drug cost.
Annabelle Willey's Part D claims by kind of drug, 2024
- Generic183 claims87%
- Brand-name and other28 claims13%
Annabelle Willey'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 Annabelle Willey's Part D claims, 2024
- Antibiotics53%111 of 211 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
How Annabelle Willey takes part in Medicare
Annabelle Willey accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Annabelle Willey'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) |
| 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 Annabelle Willey
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Annabelle Willey's NPI number?
Annabelle Willey's NPI number is 1598335762. It was assigned on June 29, 2021, and it is active in the NPI Registry.
What does Annabelle Willey specialize in?
Annabelle Willey is a physician assistant in San Francisco, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Annabelle Willey practice?
Annabelle Willey practices at 2131 Irving St, San Francisco, CA 94122. Annabelle Willey's primary practice is Carbon Health Urgent & Primary Care - San Francisco Irving St in San Francisco, California.
What is Annabelle Willey's office phone number?
The practice phone on file for Annabelle Willey is (510) 686-3621.
What medical group is Annabelle Willey part of?
Annabelle Willey is linked to Carbon Health.
Does Annabelle Willey accept Medicare?
Yes. CMS data shows Annabelle Willey billed Medicare for 427 services in 2024, and Annabelle Willey accepts Medicare assignment.
How many Medicare patients does Annabelle Willey see?
CMS counts 298 Medicare patients who saw Annabelle Willey in 2024, with an average age of 75.
What services does Annabelle Willey bill to Medicare?
In 2024, Annabelle Willey's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and office visit, established patient (99213).
What drugs does Annabelle Willey prescribe most?
In 2024 Medicare Part D data, Annabelle Willey's most prescribed drugs by claims were Cephalexin, Paxlovid and Nitrofurantoin Mono-Macro.
How long has Annabelle Willey been practicing?
Annabelle Willey graduated from medical school in 2021, 5 years ago.
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