Dr. Ann H. Johnson, DO
- Medicare services, 2024
- 81
- Medicare patients, 2026
- 70
- Part D claims, 2026
- 136
- Hospital affiliations
- 1
- Industry payments
- $104
- Practice address
- 2431 W Caldwell Ave, Visalia, CA 93277
- Practice phone
- Call (559) 627-5555
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Visalia Walk in Medical Clinic Inc
Visalia, California
Find Dr. Johnson'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. Ann H. Johnson is a general practice physician in Visalia, California
Dr. Johnson practices at Visalia Walk in Medical Clinic Inc in Visalia, California.
Dr. Johnson's NPI, 1871175992, was assigned on April 27, 2021. Dr. Johnson graduated from William Carey University College Of Osteopathic Medicine in 1997. Dr. Johnson holds California license 2OA7713.
- NPI
- 1871175992NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951373950
- NPI enumeration date
- April 27, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (559) 627-5555
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ann H. Johnson practices at Visalia Walk in Medical Clinic Inc in Visalia, California
Dr. Johnson's primary practice is Visalia Walk in Medical Clinic Inc, at 2431 W Caldwell Ave, Visalia, CA 93277 in Tulare County. The practice phone is (559) 627-5555.
- Visalia Walk in Medical Clinic Inc2431 W Caldwell Ave, Visalia, CA 93277 · Tulare CountyPhone(559) 627-5555
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ann H. Johnson is affiliated with 3 sites of care and 1 medical group
Dr. Johnson's primary practice is Visalia Walk in Medical Clinic Inc in Visalia, California. Dr. Johnson is also affiliated with Kaweah Health Medical Center. The medical group on file is Visalia Walk-In Medical Clinic. Dmand AI also links Dr. Johnson to 1 more physician office, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ann H. Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Visalia Walk in Medical Clinic Inc | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ann H. Johnson is one of 1,526 general practice physicians in California
General practice is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Johnson is board certified in 2003 - 2025 by the CA State License. Dr. Johnson is licensed in California.
Specialties and state licenses
- General practice, CaliforniaPrimary
General practice physicians near Dr. Johnson
Counts of general practice 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. Ann H. Johnson billed Medicare for 81 services in 2024
CMS data shows 81 Medicare services from Dr. Johnson across 3 procedure codes in 2024, for 70 Medicare patients. Medicare paid $7,712 for them. Every service was in an office.
Dr. Johnson's Medicare services by type, 2024
- Office and hospital visits62
- Other services19
Dr. Johnson compared with the California median for general practice physicians, 2024
- Dr. Johnson
- California median
- Medicare services
- 81vs 26269% below
- Medicare patients
- 70vs 13649% below
Medians across 1,114 general practice physicians in California with Dmand AI profiles that report each measure.
Dr. Johnson'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 Dr. Johnson and other general practice physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ann H. Johnson treated 70 Medicare patients in 2026, average age 72
CMS counts 70 Medicare patients who saw Dr. Johnson in 2026. The largest group is 65 to 74, with 36 patients. 75% of them have high blood pressure, and 53% have high cholesterol. Their average risk score is 0.93, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 49, with 49% women.
Dr. Johnson's Medicare patients by age, 2026
CMS leaves out age groups with fewer than 11 patients.
Dr. Johnson's Medicare patients by sex, 2026
- Women4767%
- Men2333%
Chronic conditions among Dr. Johnson's Medicare patients, 2026
- High blood pressure75%
- High cholesterol53%
- Arthritis44%
- Anxiety37%
- Diabetes33%
- Depression26%
- Mood disorders26%
- Chronic kidney disease24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johnson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data
Dr. Ann H. Johnson wrote 136 Medicare Part D claims in 2026
In 2026, Dr. Johnson wrote 136 Medicare Part D claims for 36 patients. 74% of them were for generic drugs.
Dr. Johnson's Part D claims by kind of drug, 2026
- Generic101 claims74%
- Brand-name and other35 claims26%
Drug classes CMS tracks in Dr. Johnson's Part D claims, 2026
- Antibiotics10%14 of 136 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2026 data
Dr. Ann H. Johnson offers telehealth to Medicare patients
Dr. Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Johnson as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ann H. Johnson received $104 in industry payments from 2018 to 2025
CMS Open Payments shows 2 general payments to Dr. Johnson from 2 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $85.
General payments to Dr. Johnson by program year, 2018 to 2025
Companies that paid Dr. Johnson the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ann H. Johnson graduated from William Carey University College Of Osteopathic Medicine
Dr. Johnson graduated from William Carey University College Of Osteopathic Medicine in 1997.
- Medical school
- Board certified in 2003 - 2025
Source: Dmand AI Professional Profile Data
Dr. Ann H. Johnson accepts plans from 3 insurance carriers
Dr. Johnson is in network with 3 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- HCSC
- CMS Medicare
Plan types Dr. Johnson accepts, by number of carriers
- Medicare3
- PPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Ann H. Johnson'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 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 (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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Ann H. Johnson
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. Ann H. Johnson's NPI number?
Dr. Ann H. Johnson's NPI number is 1871175992. It was assigned on April 27, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Ann H. Johnson?
Dr. Ann H. Johnson is a general practice physician in Visalia, California. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Ann H. Johnson practice?
Dr. Johnson practices at 2431 W Caldwell Ave, Visalia, CA 93277. Dr. Johnson's primary practice is Visalia Walk in Medical Clinic Inc in Visalia, California. Dmand AI also links Dr. Johnson to 1 physician office, and a free account names each one.
What is Dr. Ann H. Johnson's office phone number?
The practice phone on file for Dr. Johnson is (559) 627-5555. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Dr. Ann H. Johnson's email address?
Dmand AI checks professional and personal email addresses for Dr. Johnson through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Dr. Ann H. Johnson's medical license number?
Dr. Johnson holds California license 2OA7713.
Which hospitals is Dr. Ann H. Johnson affiliated with?
Dr. Johnson is affiliated with Kaweah Health Medical Center.
What medical group is Dr. Ann H. Johnson part of?
Dr. Johnson is linked to Visalia Walk-In Medical Clinic.
Who does Dr. Ann H. Johnson practice with?
Dmand AI links 2 HCPs to Dr. Johnson's primary medical group, 1 of them general practice physician. A free account lists them, with verified contacts.
Does Dr. Ann H. Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 81 services in 2024, and Dr. Johnson accepts Medicare assignment.
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Does Dr. Ann H. Johnson offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Johnson as offering telehealth services.
How many Medicare patients does Dr. Ann H. Johnson see?
CMS counts 70 Medicare patients who saw Dr. Johnson in 2026, with an average age of 72.
Is Dr. Ann H. Johnson board certified?
Yes. Dr. Johnson is board certified in 2003 - 2025 by the CA State License.
What services does Dr. Ann H. Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and medicare service (G0439).
Where did Dr. Ann H. Johnson go to medical school?
Dr. Johnson graduated from William Carey University College Of Osteopathic Medicine in 1997.
Has Dr. Ann H. Johnson received payments from drug or device companies?
CMS Open Payments shows $104 in general payments to Dr. Johnson from 2 companies from 2018 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Ann H. Johnson been practicing?
Dr. Johnson graduated from medical school in 1997, 29 years ago.
What EHR does Dr. Ann H. Johnson's practice use?
Dmand AI tracks the EHR system at Visalia Walk in Medical Clinic Inc and at 2 more affiliated sites. The vendor and product are available with a free Dmand AI account.
What insurance does Dr. Ann H. Johnson accept?
Dr. Johnson is in network with 3 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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