Thomas Chacko, MD
NPI 1356443089 · Allergy Physician · Alpharetta, GA
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Chacko, MD is a Allergy Physician provider in Alpharetta, GA (NPI 1356443089).
Provider details
- NPI number
- 1356443089
- Entity type
- Individual
- Primary specialty
- Allergy PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 59383 (GA)
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
19 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
8,856 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) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 6,588 | $4 |
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 1,280 | $14 |
| Professional Service for Multiple Injections of Allergen95117 | 472 | $12 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 160 | $125 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 134 | $164 |
| Administration of Non-Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96401 | 83 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 143 | 64 |
| Azelastine Hcl | 114 | 59 |
| Famotidine | 69 | 35 |
| Montelukast Sodium | 58 | 19 |
| Dupilumabbrand: Dupixent Syringe | 45 | — |
| Omalizumabbrand: Xolair | 39 | — |
| Ipratropium Bromide | 38 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$19,283 across 48 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
- 2006-09-02
- Last updated
- 2023-08-24
- Certified
- 2023-08-24
Frequently asked questions
- What is Thomas Chacko's NPI number?
- Thomas Chacko's National Provider Identifier (NPI) is 1356443089, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Chacko's specialty?
- Thomas Chacko is listed in the NPPES registry with a primary specialty of Allergy Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Chacko located?
- Thomas Chacko's practice location on file with NPPES is 3905 Brookside Pkwy Ste 203, Alpharetta, GA 30022-4425.
- What is Thomas Chacko's phone number?
- The practice phone number listed in the NPPES registry for Thomas Chacko is (267) 226-3181.
- Does Thomas Chacko accept Medicare?
- Thomas Chacko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Chacko's NPI active?
- Yes — Thomas Chacko's NPI (1356443089) is active in the NPPES registry as of the last update on 2023-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.