William Taft, M.D.
NPI 1851509434 · Child & Adolescent Psychiatry Physician · Madison, WI
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Taft, M.D. is a Child & Adolescent Psychiatry Physician provider in Madison, WI (NPI 1851509434).
Provider details
- NPI number
- 1851509434
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 53527-020 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
71 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 42 | $118 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 29 | $15 |
Typical Medicare-allowed amounts for these services range $15–$118 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Fluoxetine Hcl | 99 |
| Methylphenidate Hclbrand: Methylphenidate Er | 68 |
| Trazodone Hcl | 60 |
| Buspirone Hcl | 57 |
| Risperidone | 56 |
| Escitalopram Oxalate | 48 |
| Ziprasidone Hcl | 41 |
| Bupropion Hclbrand: Bupropion Xl | 41 |
| Aripiprazole | 39 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-18
- Last updated
- 2020-12-30
- Certified
- 2020-12-30
Frequently asked questions
- What is William Taft's NPI number?
- William Taft's National Provider Identifier (NPI) is 1851509434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Taft's specialty?
- William Taft is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is William Taft located?
- William Taft's practice location on file with NPPES is 6001 Research Park Blvd, Madison, WI 53562-5531.
- What is William Taft's phone number?
- The practice phone number listed in the NPPES registry for William Taft is (608) 263-6100.
- Does William Taft accept Medicare?
- William Taft is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Taft's NPI active?
- Yes — William Taft's NPI (1851509434) is active in the NPPES registry as of the last update on 2020-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.