Resham Chahal, MD
NPI 1023061959 · Ophthalmology Physician · Concord, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Resham Chahal, MD is a Ophthalmology Physician provider in Concord, CA (NPI 1023061959).
Provider details
- NPI number
- 1023061959
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G717320 (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
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
2,821 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 | 818 | $154 |
| Photography of the Retina92250 | 355 | $46 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 314 | $110 |
| Ultrasound Scan of Cornea to Determine Thickness76514 | 282 | $13 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 187 | $197 |
| Exam of Visual Field With Extended Testing92083 | 183 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 951 | 250 |
| Azelastine Hcl | 615 | 270 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 473 | 140 |
| Erythromycin Basebrand: Erythromycin | 433 | 261 |
| Timolol Maleate | 419 | 156 |
| Brimonidine Tartrate | 369 | 122 |
| Ofloxacin | 228 | 173 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,019 across 2 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
- 2006-05-19
- Last updated
- 2017-02-15
Frequently asked questions
- What is Resham Chahal's NPI number?
- Resham Chahal's National Provider Identifier (NPI) is 1023061959, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Resham Chahal's specialty?
- Resham Chahal is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Resham Chahal located?
- Resham Chahal's practice location on file with NPPES is 2338 Almond Ave, Concord, CA 94520-2026.
- What is Resham Chahal's phone number?
- The practice phone number listed in the NPPES registry for Resham Chahal is (925) 685-1130.
- Does Resham Chahal accept Medicare?
- Resham Chahal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Resham Chahal's NPI active?
- Yes — Resham Chahal's NPI (1023061959) is active in the NPPES registry as of the last update on 2017-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.