Dr. Anne Marie Walker, MD
- Medicare services, 2024
- 212
- Medicare patients, 2024
- 162
- Part D claims, 2024
- 110
- Hospital affiliations
- 5
- Medical groups
- 7
- Practice address
- 1800 N California St, Stockton, CA 95204
- Practice phone
- Call (209) 943-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
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Dr. Anne Marie Walker is an emergency medicine physician in Stockton, California
Dr. Walker practices at Dignity Health - St. Joseph's Medical Center in Stockton, California, part of CommonSpirit Health.
Dr. Walker's NPI, 1629462619, was assigned on March 27, 2015. Dr. Walker graduated from Saginaw Valley Medical College - Nlg in 2015. Dr. Walker holds California license A154353.
- NPI
- 1629462619NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7911298245
- NPI enumeration date
- March 27, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (209) 943-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Anne Marie Walker practices at Dignity Health - St. Joseph's Medical Center in Stockton, California
Dr. Walker's primary practice is Dignity Health - St. Joseph's Medical Center, at 1800 N California St, Stockton, CA 95204 in San Joaquin County. The practice phone is (209) 943-2000.
- Dignity Health - St. Joseph's Medical Center1800 N California St, Stockton, CA 95204 · San Joaquin CountyPhone(209) 943-2000
Source: Dmand AI Affiliation Data
Dr. Anne Marie Walker is affiliated with 5 sites of care and 7 medical groups
Dr. Walker's primary practice is Dignity Health - St. Joseph's Medical Center in Stockton, California, part of CommonSpirit Health. Dr. Walker is also affiliated with Stanford Hospital at 300 Pasteur Drive. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Walker to 3 more hospitals and 6 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 Dr. Anne Marie Walker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walker practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health - St. Joseph's Medical Center | Available with a free account |
| +4 more sites and 6 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Anne Marie Walker is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Walker's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Walker is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Walker
Counts of emergency medicine 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. Anne Marie Walker billed Medicare for 212 services in 2024
CMS data shows 212 Medicare services from Dr. Walker across 4 procedure codes in 2024, for 162 Medicare patients. Medicare paid $19,657 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Walker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3492024: 15655%
- Tests and treatments
- 2023: 1332024: 5658%
Dr. Walker compared with the California median for emergency medicine physicians, 2024
- Dr. Walker
- California median
- Medicare services
- 212vs 26520% below
- Medicare patients
- 162vs 24333% below
- Part D claims
- 56vs 6210% below
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Walker'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
Dr. Anne Marie Walker treated 162 Medicare patients in 2024, average age 73
CMS counts 162 Medicare patients who saw Dr. Walker in 2024. The largest group is 65 to 74, with 55 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 63% are also on Medicaid. Their average risk score is 2.59, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Walker's median patient age at 45, with 54% women.
Dr. Walker's Medicare patients by age, 2024
Dr. Walker's Medicare patients by sex, 2024
- Women8653%
- Men7647%
Chronic conditions among Dr. Walker's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes49%
- Chronic kidney disease43%
- Ischemic heart disease41%
- Arthritis40%
- Heart failure36%
- Atrial fibrillation35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Walker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Anne Marie Walker wrote 110 Medicare Part D claims in 2024
In 2024, Dr. Walker wrote 110 Medicare Part D claims for 74 patients. 94% of them were for generic drugs. CMS names the drug for 56 of them, across 4 drugs with 11 or more claims each, at $385 in total drug cost. In 2022, CMS named 12 claims across 1 drug.
Dr. Walker's Part D claims by kind of drug, 2024
- Generic103 claims94%
- Brand-name and other7 claims6%
Dr. Walker's most prescribed drugs by claims, 2023
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. Walker's Part D claims, 2024
- Antibiotics35%38 of 110 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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 122023: 56367%
Drugs named by CMS: 4 in 2023, 1 in 2022.
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. Anne Marie Walker takes part in Medicare
Dr. Walker 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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Dr. Anne Marie Walker graduated from Saginaw Valley Medical College - Nlg
Dr. Walker graduated from Saginaw Valley Medical College - Nlg in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Anne Marie Walker'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) |
| 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. Anne Marie Walker
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. Anne Marie Walker's NPI number?
Dr. Anne Marie Walker's NPI number is 1629462619. It was assigned on March 27, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Anne Marie Walker?
Dr. Anne Marie Walker is an emergency medicine physician in Stockton, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Anne Marie Walker practice?
Dr. Walker practices at 1800 N California St, Stockton, CA 95204. Dr. Walker's primary practice is Dignity Health - St. Joseph's Medical Center in Stockton, California, part of CommonSpirit Health. Dmand AI also links Dr. Walker to 3 hospitals and 6 medical groups.
What is Dr. Anne Marie Walker's office phone number?
The practice phone on file for Dr. Walker is (209) 943-2000.
What is Dr. Anne Marie Walker's medical license number?
Dr. Walker holds California license A154353.
Which hospitals is Dr. Anne Marie Walker affiliated with?
Dr. Walker practices at Dignity Health - St. Joseph's Medical Center in Stockton, California. Dr. Walker is also affiliated with Stanford Hospital at 300 Pasteur Drive. Dmand AI links Dr. Walker to 3 more hospitals.
What medical group is Dr. Anne Marie Walker part of?
Dr. Walker is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Walker to 6 more medical groups.
Does Dr. Anne Marie Walker accept Medicare?
Yes. CMS data shows Dr. Walker billed Medicare for 212 services in 2024, and Dr. Walker accepts Medicare assignment.
How many Medicare patients does Dr. Anne Marie Walker see?
CMS counts 162 Medicare patients who saw Dr. Walker in 2024, with an average age of 73.
What services does Dr. Anne Marie Walker bill to Medicare?
In 2024, Dr. Walker's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
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Where did Dr. Anne Marie Walker go to medical school?
Dr. Walker graduated from Saginaw Valley Medical College - Nlg in 2015.
What drugs does Dr. Anne Marie Walker prescribe most?
In 2023 Medicare Part D data, Dr. Walker's most prescribed drugs by claims were Prednisone, Ondansetron ODT and Cephalexin.
How long has Dr. Anne Marie Walker been practicing?
Dr. Walker graduated from medical school in 2015, 11 years ago.
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