Thessa Robertson, MD
NPI 1851332514 · Emergency Medicine Physician · Gary, IN
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thessa Robertson, MD is a Emergency Medicine Physician provider in Gary, IN (NPI 1851332514).
Provider details
- NPI number
- 1851332514
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 01061982A (IN)
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
544 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 | 107 | $131 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 60 | $174 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 52 | $161 |
| Automated Urinalysis Test81003 | 43 | $2 |
| Respiratory Infectious Agent Detection By Rna for Severe Acute Respiratory Syndrome Coronavirus 2 (covid 19), Influenza A, Influenza B, and Respiratory Syncytial Virus, Upper Respiratory Specimen, Each Reported As Detected Or Not Detected0241U | 34 | $140 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 40 | 40 |
| Prednisone | 40 | 39 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 36 | 36 |
| Amoxicillin | 34 | 34 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 34 | 34 |
| Cephalexin | 32 | 32 |
| Fluticasone Propionate | 26 | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (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
Additional practice locations (1)
- 145 N Weber RdBolingbrook, IL 60490-1504Phone: (888) 693-6437
Registry dates
- Enumerated
- 2006-06-10
- Last updated
- 2021-04-08
- Certified
- 2021-04-08
Frequently asked questions
- What is Thessa Robertson's NPI number?
- Thessa Robertson's National Provider Identifier (NPI) is 1851332514, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thessa Robertson's specialty?
- Thessa Robertson is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thessa Robertson located?
- Thessa Robertson's practice location on file with NPPES is 600 Grant Street, Gary, IN 46402.
- What is Thessa Robertson's phone number?
- The practice phone number listed in the NPPES registry for Thessa Robertson is (219) 886-4601.
- Does Thessa Robertson accept Medicare?
- Thessa Robertson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thessa Robertson's NPI active?
- Yes — Thessa Robertson's NPI (1851332514) is active in the NPPES registry as of the last update on 2021-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.