Gregory Sidell, M.D.
NPI 1780603530 · Psychiatry Physician · Tacoma, WA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Sidell, M.D. is a Psychiatry Physician provider in Tacoma, WA (NPI 1780603530).
Provider details
- NPI number
- 1780603530
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD61058340 (WA)
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
296 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 | 130 | $120 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 67 | $166 |
| 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 | 60 | $30 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 39 | $67 |
Typical Medicare-allowed amounts for these services range $30–$166 (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 · 23 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Trazodone Hcl | 48 |
| Gabapentin | 46 |
| Quetiapine Fumarate | 43 |
| Clonazepam | 41 |
| Bupropion Hclbrand: Bupropion Xl | 40 |
| Lamotrigine | 38 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 36 |
| Lithium Carbonate | 36 |
| Fluoxetine Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-19
- Last updated
- 2021-05-05
- Certified
- 2021-05-05
Frequently asked questions
- What is Gregory Sidell's NPI number?
- Gregory Sidell's National Provider Identifier (NPI) is 1780603530, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Sidell's specialty?
- Gregory Sidell is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Sidell located?
- Gregory Sidell's practice location on file with NPPES is 4301 S Pine St Ste 301, Tacoma, WA 98409-7206.
- What is Gregory Sidell's phone number?
- The practice phone number listed in the NPPES registry for Gregory Sidell is (253) 476-6500.
- Does Gregory Sidell accept Medicare?
- Gregory Sidell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Sidell's NPI active?
- Yes — Gregory Sidell's NPI (1780603530) is active in the NPPES registry as of the last update on 2021-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.