Dennis Westin, M.D.
NPI 1992705388 · Psychiatry Physician · Tucson, AZ
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Westin, M.D. is a Psychiatry Physician provider in Tucson, AZ (NPI 1992705388).
Provider details
- NPI number
- 1992705388
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 6417 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
726 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 | 234 | $124 |
| Psychotherapy With Evaluation and Management Visit, 45 Minutes90836 | 184 | $88 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 171 | $70 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 87 | $88 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 50 | $174 |
Typical Medicare-allowed amounts for these services range $70–$174 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alprazolam | 141 | 25 |
| Lorazepam | 109 | 20 |
| Bupropion Hclbrand: Bupropion Xl | 78 | 20 |
| Clonazepam | 73 | 15 |
| Escitalopram Oxalate | 70 | 18 |
| Trazodone Hcl | 51 | 11 |
| Sertraline Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$216 across 12 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
- 2005-07-28
- Last updated
- 2020-02-12
- Certified
- 2020-02-12
Frequently asked questions
- What is Dennis Westin's NPI number?
- Dennis Westin's National Provider Identifier (NPI) is 1992705388, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Westin's specialty?
- Dennis Westin is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Westin located?
- Dennis Westin's practice location on file with NPPES is 5240 E Knight Dr, Tucson, AZ 85712-2122.
- What is Dennis Westin's phone number?
- The practice phone number listed in the NPPES registry for Dennis Westin is (520) 795-0309.
- Does Dennis Westin accept Medicare?
- Dennis Westin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Westin's NPI active?
- Yes — Dennis Westin's NPI (1992705388) is active in the NPPES registry as of the last update on 2020-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.