Johann Josue Schlager, OD
- Medicare patients, 2024
- 175
- Part D claims, 2024
- 96
- Hospital affiliations
- 1
- Industry payments
- $49
- Medical group
- 1
- Practice address
- 725 Welch Road, Palo Alto, CA 94304
- Practice phone
- Call (650) 497-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Johann Schlager'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.
Johann Josue Schlager is a vision therapy optometrist in Palo Alto, California
Johann Schlager practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University.
Johann Schlager's NPI, 1255986014, was assigned on August 7, 2019. Johann Schlager holds California license 34586.
- NPI
- 1255986014NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628496577
- NPI enumeration date
- August 7, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (650) 497-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Johann Josue Schlager practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California
Johann Schlager's primary practice is Lucile Packard Children's Hospital Stanford, at 725 Welch Road, Palo Alto, CA 94304 in Santa Clara County. The practice phone is (650) 497-8000.
- Lucile Packard Children's Hospital Stanford725 Welch Road, Palo Alto, CA 94304 · Santa Clara CountyPhone(650) 497-8000
Source: Dmand AI Affiliation Data
Johann Josue Schlager is affiliated with 2 sites of care and 1 medical group
Johann Schlager's primary practice is Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University. Dmand AI also links Johann Schlager to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Johann Josue Schlager's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Johann Schlager practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lucile Packard Children's Hospital Stanford | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Stanford University and 6.2K+ hospitals, with verified contacts in the same login.
Johann Josue Schlager is one of 42 vision therapy optometrists in California
Vision therapy is Johann Schlager's primary specialty in the NPI Registry, under taxonomy code 152WV0400X. Johann Schlager is licensed in California.
Specialties and state licenses
- Vision therapy optometrist, CaliforniaPrimary
Vision therapy optometrists near Johann Schlager
Counts of vision therapy 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
Johann Josue Schlager treated 175 Medicare patients in 2024, average age 76
CMS counts 175 Medicare patients who saw Johann Schlager in 2024. The largest group is 65 to 74, with 80 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.92, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Johann Schlager's median patient age at 67, with 59% women.
Johann Schlager's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Johann Schlager's Medicare patients by sex, 2024
- Women9957%
- Men7643%
Chronic conditions among Johann Schlager's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes34%
- Arthritis33%
- Ischemic heart disease29%
- Chronic kidney disease23%
- Osteoporosis19%
- Cancer18%
Share of Medicare patients with each condition. A patient can have several.
Johann Schlager's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Johann Josue Schlager wrote 96 Medicare Part D claims in 2024
In 2024, Johann Schlager wrote 96 Medicare Part D claims for 36 patients. 57% of them were for generic drugs.
Johann Schlager's Part D claims by kind of drug, 2024
- Generic55 claims57%
- Brand-name41 claims43%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Johann Josue Schlager ranks in the 47th percentile for cataract surgery in Medicare
Johann Schlager accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 23 procedures of cataract surgery by Johann Schlager, more than 47% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Johann Schlager ranks in Medicare procedure volume
- Cataract surgery
- 47th percentile23 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
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Johann Josue Schlager received $49 in industry payments in 2025
CMS Open Payments shows 2 general payments to Johann Schlager from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $49.
Companies that paid Johann Schlager the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Johann Josue Schlager'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 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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 Johann Josue Schlager
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Johann Josue Schlager's NPI number?
Johann Josue Schlager's NPI number is 1255986014. It was assigned on August 7, 2019, and it is active in the NPI Registry.
What does Johann Josue Schlager specialize in?
Johann Josue Schlager is a vision therapy optometrist in Palo Alto, California. The primary specialty in the NPI Registry is Vision Therapy Optometrist (taxonomy code 152WV0400X).
Where does Johann Josue Schlager practice?
Johann Schlager practices at 725 Welch Road, Palo Alto, CA 94304. Johann Schlager's primary practice is Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University. Dmand AI also links Johann Schlager to 1 group practice or clinic and 1 medical group.
What is Johann Josue Schlager's office phone number?
The practice phone on file for Johann Schlager is (650) 497-8000.
What is Johann Josue Schlager's medical license number?
Johann Schlager holds California license 34586.
Which hospitals is Johann Josue Schlager affiliated with?
Johann Schlager practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California.
Does Johann Josue Schlager accept Medicare?
Yes. CMS lists Johann Schlager as accepting Medicare assignment.
How many Medicare patients does Johann Josue Schlager see?
CMS counts 175 Medicare patients who saw Johann Schlager in 2024, with an average age of 76.
Has Johann Josue Schlager received payments from drug or device companies?
CMS Open Payments shows $49 in general payments to Johann Schlager from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Johann Josue Schlager been practicing?
Johann Schlager graduated from medical school in 2019, 7 years ago.
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