Cynthia Stonnington, M.D
NPI 1801879655 · Psychiatry Physician · Scottsdale, AZ
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cynthia Stonnington, M.D is a Psychiatry Physician provider in Scottsdale, AZ (NPI 1801879655).
Provider details
- NPI number
- 1801879655
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- 19303 (AZ)
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
20 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
444 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 131 | $174 |
| Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212 | 122 | $31 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 95 | $121 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 67 | $208 |
| 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 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sertraline Hcl | 63 | 24 |
| Escitalopram Oxalate | 54 | 20 |
| Quetiapine Fumarate | 51 | 17 |
| Clonazepam | 33 | — |
| Trazodone Hcl | 26 | — |
| Zolpidem Tartrate | 25 | — |
| Duloxetine Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-25
- Last updated
- 2020-09-03
- Certified
- 2020-09-03
Frequently asked questions
- What is Cynthia Stonnington's NPI number?
- Cynthia Stonnington's National Provider Identifier (NPI) is 1801879655, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Stonnington's specialty?
- Cynthia Stonnington is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Cynthia Stonnington located?
- Cynthia Stonnington's practice location on file with NPPES is 13400 E Shea Blvd, Scottsdale, AZ 85259-5404.
- What is Cynthia Stonnington's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Stonnington is (480) 301-8000.
- Does Cynthia Stonnington accept Medicare?
- Cynthia Stonnington is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cynthia Stonnington's NPI active?
- Yes — Cynthia Stonnington's NPI (1801879655) is active in the NPPES registry as of the last update on 2020-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.