John Ward Walker, OD
- Medicare patients, 2024
- 23
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 2798 Yulupa Ave, Santa Rosa, CA 95405
- Practice phone
- Call (707) 527-4001
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Santa Rosa Back Fitness & Physical Therapy
Therapy Group Practice · Santa Rosa, California
Find John Walker'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.
John Ward Walker is an optometrist in Santa Rosa, California
John Walker practices at Santa Rosa Back Fitness & Physical Therapy in Santa Rosa, California.
John Walker's NPI, 1871645978, was assigned on January 17, 2007. John Walker graduated from Southern California College of Optometry in 1997. John Walker holds California license OPT 10868 TPA.
- NPI
- 1871645978NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688639602
- NPI enumeration date
- January 17, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (707) 527-4001
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John Ward Walker practices at Santa Rosa Back Fitness & Physical Therapy in Santa Rosa, California
John Walker's primary practice is Santa Rosa Back Fitness & Physical Therapy, at 2798 Yulupa Ave, Santa Rosa, CA 95405. The practice phone is (707) 527-4001.
- Santa Rosa Back Fitness & Physical Therapy2798 Yulupa Ave, Santa Rosa, CA 95405Phone(707) 527-4001
Source: Dmand AI Affiliation Data
John Ward Walker is affiliated with 1 site of care
John Walker's primary practice is Santa Rosa Back Fitness & Physical Therapy in Santa Rosa, California.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at John Ward Walker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Walker practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Santa Rosa Back Fitness & Physical Therapy | Available with a free account |
Source: Dmand AI Technology Install Data
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John Ward Walker is one of 7,206 optometrists in California
Optometrist is John Walker's primary specialty in the NPI Registry, under taxonomy code 152W00000X. John Walker is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near John Walker
Counts of optometrists 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
John Ward Walker treated 23 Medicare patients in 2024, average age 72
CMS counts 23 Medicare patients who saw John Walker in 2024. 57% of them have high blood pressure, and 52% have high cholesterol. Their average risk score is 0.69, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts John Walker's median patient age at 68, with 63% women.
Chronic conditions among John Walker's Medicare patients, 2024
- High blood pressure57%
- High cholesterol52%
Share of Medicare patients with each condition. A patient can have several.
John 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 68
Patient panel by sex, all payers
- Women63%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How John Ward Walker takes part in Medicare
John 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)
John Ward Walker graduated from Southern California College of Optometry
John Walker graduated from Southern California College of Optometry in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for John Ward 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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - 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 John Ward 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 John Ward Walker's NPI number?
John Ward Walker's NPI number is 1871645978. It was assigned on January 17, 2007, and it is active in the NPI Registry.
What does John Ward Walker specialize in?
John Ward Walker is an optometrist in Santa Rosa, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does John Ward Walker practice?
John Walker practices at 2798 Yulupa Ave, Santa Rosa, CA 95405. John Walker's primary practice is Santa Rosa Back Fitness & Physical Therapy in Santa Rosa, California.
What is John Ward Walker's office phone number?
The practice phone on file for John Walker is (707) 527-4001.
What is John Ward Walker's medical license number?
John Walker holds California license OPT 10868 TPA.
Does John Ward Walker accept Medicare?
Yes. CMS lists John Walker as accepting Medicare assignment.
How many Medicare patients does John Ward Walker see?
CMS counts 23 Medicare patients who saw John Walker in 2024, with an average age of 72.
Where did John Ward Walker go to medical school?
John Walker graduated from Southern California College of Optometry in 1997.
How long has John Ward Walker been practicing?
John Walker graduated from medical school in 1997, 29 years ago.
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