William Waling, PMHNP
NPI 1104587559 · Psychiatric/Mental Health Nurse Practitioner · Novi, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Waling, PMHNP is a Psychiatric/Mental Health Nurse Practitioner provider in Novi, MI (NPI 1104587559).
Provider details
- NPI number
- 1104587559
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4704311286 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
4 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
105 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 76 | $109 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 29 | $61 |
Typical Medicare-allowed amounts for these services range $61–$109 (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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 71 | 17 |
| Quetiapine Fumarate | 52 | 14 |
| Hydroxyzine Hcl | 51 | 16 |
| Clonazepam | 46 | 14 |
| Gabapentin | 41 | 11 |
| Alprazolam | 34 | 12 |
| Diazepam |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,709 across 102 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
- 2022-01-07
- Last updated
- 2022-04-29
- Certified
- 2022-04-29
Frequently asked questions
- What is William Waling's NPI number?
- William Waling's National Provider Identifier (NPI) is 1104587559, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Waling's specialty?
- William Waling is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Waling located?
- William Waling's practice location on file with NPPES is 44725 Grand River Ave Ste 104, Novi, MI 48375-1024.
- What is William Waling's phone number?
- The practice phone number listed in the NPPES registry for William Waling is (602) 767-2100.
- Does William Waling accept Medicare?
- William Waling is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Waling's NPI active?
- Yes — William Waling's NPI (1104587559) is active in the NPPES registry as of the last update on 2022-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.