Karamjit Singh, M.D
NPI 1083930440 · Psychiatry Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karamjit Singh, M.D is a Psychiatry Physician provider in Sacramento, CA (NPI 1083930440).
Provider details
- NPI number
- 1083930440
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- A132050 (CA)
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
16 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
2,141 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 889 | $114 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 800 | $61 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 178 | $74 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 168 | $135 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 55 | $111 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 51 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 98 | 22 |
| Olanzapine | 87 | 15 |
| Hydroxyzine Pamoate | 85 | 30 |
| Risperidone | 81 | 22 |
| Gabapentin | 61 | 17 |
| Duloxetine Hcl | 60 | 12 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 54 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$110 across 4 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
- 2010-04-10
- Last updated
- 2025-12-09
- Certified
- 2025-12-09
Frequently asked questions
- What is Karamjit Singh's NPI number?
- Karamjit Singh's National Provider Identifier (NPI) is 1083930440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karamjit Singh's specialty?
- Karamjit Singh is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Karamjit Singh located?
- Karamjit Singh's practice location on file with NPPES is 8001 Bruceville Rd, Sacramento, CA 95823-2329.
- What is Karamjit Singh's phone number?
- The practice phone number listed in the NPPES registry for Karamjit Singh is (916) 917-4145.
- Does Karamjit Singh accept Medicare?
- Karamjit Singh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karamjit Singh's NPI active?
- Yes — Karamjit Singh's NPI (1083930440) is active in the NPPES registry as of the last update on 2025-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.