Margaret Grossman, DO
NPI 1538389101 · General Practice Physician · Orangeburg, SC
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Grossman, DO is a General Practice Physician provider in Orangeburg, SC (NPI 1538389101).
Provider details
- NPI number
- 1538389101
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 1139 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 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 · 168 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 526 | 164 |
| Montelukast Sodium | 457 | 133 |
| Atorvastatin Calcium | 400 | 128 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 340 | 118 |
| Gabapentin | 298 | 83 |
| Fluticasone Propionate | 293 | 122 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,728 across 87 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
- 2007-04-26
- Last updated
- 2018-06-16
Frequently asked questions
- What is Margaret Grossman's NPI number?
- Margaret Grossman's National Provider Identifier (NPI) is 1538389101, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Grossman's specialty?
- Margaret Grossman is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Grossman located?
- Margaret Grossman's practice location on file with NPPES is 1773 Village Park Dr, Orangeburg, SC 29118-2475.
- What is Margaret Grossman's phone number?
- The practice phone number listed in the NPPES registry for Margaret Grossman is (803) 535-3600.
- Does Margaret Grossman accept Medicare?
- Margaret Grossman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Grossman's NPI active?
- Yes — Margaret Grossman's NPI (1538389101) is active in the NPPES registry as of the last update on 2018-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.