Sumera Chaggan, PA
NPI 1144702887 · Pain Medicine (Physical Medicine & Rehabilitation) Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sumera Chaggan, PA is a Pain Medicine (Physical Medicine & Rehabilitation) Physician provider in Torrance, CA (NPI 1144702887).
Provider details
- NPI number
- 1144702887
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Physical Medicine & Rehabilitation) PhysicianAllopathic & Osteopathic Physicians
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 55885 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 614 | 99 |
| Gabapentin | 387 | 94 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 279 | 45 |
| Meloxicam | 156 | 60 |
| Tramadol Hcl | 143 | 37 |
| Pregabalin | 121 | 29 |
| Tizanidine Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$780 across 20 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
- 2018-08-29
- Last updated
- 2023-05-16
- Certified
- 2023-05-16
Frequently asked questions
- What is Sumera Chaggan's NPI number?
- Sumera Chaggan's National Provider Identifier (NPI) is 1144702887, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sumera Chaggan's specialty?
- Sumera Chaggan is listed in the NPPES registry with a primary specialty of Pain Medicine (Physical Medicine & Rehabilitation) Physician (Allopathic & Osteopathic Physicians).
- Where is Sumera Chaggan located?
- Sumera Chaggan's practice location on file with NPPES is 23150 Crenshaw Blvd # 100, Torrance, CA 90505-3025.
- What is Sumera Chaggan's phone number?
- The practice phone number listed in the NPPES registry for Sumera Chaggan is (310) 437-7399.
- Does Sumera Chaggan accept Medicare?
- Sumera Chaggan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sumera Chaggan's NPI active?
- Yes — Sumera Chaggan's NPI (1144702887) is active in the NPPES registry as of the last update on 2023-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.