Douglas Shaffer Leonard, MA
- Medicare patients, 2024
- 143
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 712 Simon Ave, Carroll, IA 51401
- Practice phone
- Call (712) 243-5796
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Audiological Services of Iowa
Carroll, Iowa
Find Douglas Leonard'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.
Douglas Shaffer Leonard is an audiologist in Carroll, Iowa
Douglas Leonard practices at Audiological Services of Iowa in Carroll, Iowa.
Douglas Leonard's NPI, 1447348784, was assigned on October 11, 2006. Douglas Leonard holds Iowa license 00473.
- NPI
- 1447348784NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789654112
- NPI enumeration date
- October 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (712) 243-5796
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Douglas Shaffer Leonard practices at Audiological Services of Iowa in Carroll, Iowa
Douglas Leonard's primary practice is Audiological Services of Iowa, at 712 Simon Ave, Carroll, IA 51401 in Carroll County. The practice phone is (712) 243-5796.
- Audiological Services of Iowa712 Simon Ave, Carroll, IA 51401 · Carroll CountyPhone(712) 243-5796
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Douglas Shaffer Leonard is affiliated with 2 sites of care
Douglas Leonard's primary practice is Audiological Services of Iowa in Carroll, Iowa. Dmand AI also links Douglas Leonard to 1 physician office, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Douglas Shaffer Leonard's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Douglas Leonard practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Audiological Services of Iowa | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Douglas Shaffer Leonard is one of 107 audiologists in Iowa
Audiologist is Douglas Leonard's primary specialty in the NPI Registry, under taxonomy code 231H00000X. Douglas Leonard is licensed in Iowa.
Specialties and state licenses
- Audiologist, IowaPrimary
Audiologists near Douglas Leonard
Counts of audiologists 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
Douglas Shaffer Leonard treated 143 Medicare patients in 2024, average age 76
CMS counts 143 Medicare patients who saw Douglas Leonard in 2024. The largest group is 65 to 74, with 66 patients. 66% of them have high cholesterol, and 63% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Douglas Leonard's median patient age at 77, with 59% women.
Douglas Leonard's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Douglas Leonard's Medicare patients by sex, 2024
- Women7351%
- Men7049%
Chronic conditions among Douglas Leonard's Medicare patients, 2024
- High cholesterol66%
- High blood pressure63%
- Arthritis46%
- Anxiety24%
- Mood disorders23%
- Depression22%
- COPD20%
- Ischemic heart disease20%
Share of Medicare patients with each condition. A patient can have several.
Douglas Leonard's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Douglas Shaffer Leonard takes part in Medicare
Douglas Leonard 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)
Sources for Douglas Shaffer Leonard'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 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) |
| 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 Douglas Shaffer Leonard
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Douglas Shaffer Leonard's NPI number?
Douglas Shaffer Leonard's NPI number is 1447348784. It was assigned on October 11, 2006, and it is active in the NPI Registry.
What does Douglas Shaffer Leonard specialize in?
Douglas Shaffer Leonard is an audiologist in Carroll, Iowa. The primary specialty in the NPI Registry is Audiologist (taxonomy code 231H00000X).
Where does Douglas Shaffer Leonard practice?
Douglas Leonard practices at 712 Simon Ave, Carroll, IA 51401. Douglas Leonard's primary practice is Audiological Services of Iowa in Carroll, Iowa. Dmand AI also links Douglas Leonard to 1 physician office.
What is Douglas Shaffer Leonard's office phone number?
The practice phone on file for Douglas Leonard is (712) 243-5796.
What is Douglas Shaffer Leonard's medical license number?
Douglas Leonard holds Iowa license 00473.
Does Douglas Shaffer Leonard accept Medicare?
Yes. CMS lists Douglas Leonard as accepting Medicare assignment.
How many Medicare patients does Douglas Shaffer Leonard see?
CMS counts 143 Medicare patients who saw Douglas Leonard in 2024, with an average age of 76.
How long has Douglas Shaffer Leonard been practicing?
Douglas Leonard graduated from medical school in 1998, 28 years ago.
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