William Gammeter, M.D.
NPI 1467642165 · Child & Adolescent Psychiatry Physician · Sioux Falls, SD
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Gammeter, M.D. is a Child & Adolescent Psychiatry Physician provider in Sioux Falls, SD (NPI 1467642165).
Provider details
- NPI number
- 1467642165
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$276 across 11 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-28
- Last updated
- 2012-08-01
Frequently asked questions
- What is William Gammeter's NPI number?
- William Gammeter's National Provider Identifier (NPI) is 1467642165, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Gammeter's specialty?
- William Gammeter is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is William Gammeter located?
- William Gammeter's practice location on file with NPPES is 4400 W 69th St, Sioux Falls, SD 57108-8170.
- What is William Gammeter's phone number?
- The practice phone number listed in the NPPES registry for William Gammeter is (605) 322-5700.
- Does William Gammeter accept Medicare?
- William Gammeter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Gammeter's NPI active?
- Yes — William Gammeter's NPI (1467642165) is active in the NPPES registry as of the last update on 2012-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.