Stacy Sphar, PMHNP-BC
NPI 1659777621 · Psychiatric/Mental Health Nurse Practitioner · Alturas, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stacy Sphar, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Alturas, CA (NPI 1659777621).
Provider details
- NPI number
- 1659777621
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 753317 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 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
303 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 | 183 | $92 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 94 | $63 |
| Assessment of Emotional Or Behavioral Problems96127 | 26 | $6 |
Typical Medicare-allowed amounts for these services range $6–$92 (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 · 21 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Trazodone Hcl | 59 |
| Quetiapine Fumarate | 51 |
| Sertraline Hcl | 29 |
| Alprazolam | 26 |
| Lorazepam | 26 |
| Divalproex Sodium | 25 |
| Hydroxyzine Hcl | 24 |
| Deutetrabenazinebrand: Austedo Xr | 23 |
| Bupropion Hclbrand: Bupropion Xl | 23 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-11-18
- Last updated
- 2023-02-13
- Certified
- 2023-02-13
Frequently asked questions
- What is Stacy Sphar's NPI number?
- Stacy Sphar's National Provider Identifier (NPI) is 1659777621, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stacy Sphar's specialty?
- Stacy Sphar is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Stacy Sphar located?
- Stacy Sphar's practice location on file with NPPES is 441 N. Main St, Alturas, CA 96101-3457.
- What is Stacy Sphar's phone number?
- The practice phone number listed in the NPPES registry for Stacy Sphar is (530) 233-6312.
- Does Stacy Sphar accept Medicare?
- Stacy Sphar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stacy Sphar's NPI active?
- Yes — Stacy Sphar's NPI (1659777621) is active in the NPPES registry as of the last update on 2023-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.