Gayathri Sathiyamoorthy, M.D
NPI 1831405539 · Pulmonary Disease Physician · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gayathri Sathiyamoorthy, M.D is a Pulmonary Disease Physician provider in Grand Rapids, MI (NPI 1831405539).
Provider details
- NPI number
- 1831405539
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- 4301111643 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 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
589 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 to Measure Expiratory Airflow and Volume94010 | 185 | $8 |
| Critical Care, First 30-74 Minutes99291 | 86 | $208 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 64 | $140 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 52 | $119 |
| Test for Exercise-Induced Lung Stress94618 | 48 | $21 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 47 | $80 |
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 | 46 | 15 |
| Nintedanib Esylatebrand: Ofev | 44 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 41 | — |
| Montelukast Sodium | 30 | 12 |
| Prednisone | 29 | 17 |
| Acyclovir | 27 | — |
| Pantoprazole Sodium | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$87 across 3 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
- 2010-08-19
- Last updated
- 2024-05-20
- Certified
- 2024-05-20
Frequently asked questions
- What is Gayathri Sathiyamoorthy's NPI number?
- Gayathri Sathiyamoorthy's National Provider Identifier (NPI) is 1831405539, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gayathri Sathiyamoorthy's specialty?
- Gayathri Sathiyamoorthy is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Gayathri Sathiyamoorthy located?
- Gayathri Sathiyamoorthy's practice location on file with NPPES is 4100 Lake Dr Se Ste 200, Grand Rapids, MI 49546-8292.
- What is Gayathri Sathiyamoorthy's phone number?
- The practice phone number listed in the NPPES registry for Gayathri Sathiyamoorthy is (616) 267-8244.
- Does Gayathri Sathiyamoorthy accept Medicare?
- Gayathri Sathiyamoorthy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gayathri Sathiyamoorthy's NPI active?
- Yes — Gayathri Sathiyamoorthy's NPI (1831405539) is active in the NPPES registry as of the last update on 2024-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.