Jagannath Nayak
NPI 1548764863 · Psychiatry Physician · Colton, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jagannath Nayak is a Psychiatry Physician provider in Colton, CA (NPI 1548764863).
Provider details
- NPI number
- 1548764863
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- A166879 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
347 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 221 | $79 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 66 | $130 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 60 | $114 |
Typical Medicare-allowed amounts for these services range $79–$130 (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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Risperidone | 35 | 28 |
| Mirtazapine | 23 | 19 |
| Divalproex Sodium | 23 | 20 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 20 | 11 |
| Olanzapine | 18 | 18 |
| Trazodone Hcl | 18 | 15 |
| Metformin Hcl | 15 | — |
Practice location
Mailing address
Additional practice locations (1)
- 1805 Medical Center DrSan Bernardino, CA 92411-1217Phone: (844) 496-9160
Registry dates
- Enumerated
- 2018-03-21
- Last updated
- 2023-10-17
- Certified
- 2022-01-26
Frequently asked questions
- What is Jagannath Nayak's NPI number?
- Jagannath Nayak's National Provider Identifier (NPI) is 1548764863, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jagannath Nayak's specialty?
- Jagannath Nayak is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Jagannath Nayak located?
- Jagannath Nayak's practice location on file with NPPES is 400 N Pepper Ave, Colton, CA 92324-1819.
- What is Jagannath Nayak's phone number?
- The practice phone number listed in the NPPES registry for Jagannath Nayak is (909) 580-2186.
- Does Jagannath Nayak accept Medicare?
- Jagannath Nayak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jagannath Nayak's NPI active?
- Yes — Jagannath Nayak's NPI (1548764863) is active in the NPPES registry as of the last update on 2023-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.