Marian Johnson
NPI 1740579390 · Gynecologic Oncology Physician · Macon, GA
Enrolled with Medicare as Practitioner - Gynecological Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marian Johnson is a Gynecologic Oncology Physician provider in Macon, GA (NPI 1740579390).
Provider details
- NPI number
- 1740579390
- Entity type
- Individual
- Primary specialty
- Gynecologic Oncology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 80122 (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
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
344 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 60 | $84 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 49 | $112 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 42 | $92 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 41 | $9 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 33 | $75 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 70 | 44 |
| Apixabanbrand: Eliquis | 21 | — |
| Alprazolam | 16 | — |
| Ondansetron Hcl | 14 | 13 |
| Duloxetine Hcl | 14 | — |
| Gabapentin | 13 | — |
| Paroxetine Hcl | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$453 across 16 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
- 2011-04-05
- Last updated
- 2021-08-04
- Certified
- 2021-08-04
Frequently asked questions
- What is Marian Johnson's NPI number?
- Marian Johnson's National Provider Identifier (NPI) is 1740579390, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marian Johnson's specialty?
- Marian Johnson is listed in the NPPES registry with a primary specialty of Gynecologic Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Marian Johnson located?
- Marian Johnson's practice location on file with NPPES is 682 Hemlock St Ste 210, Macon, GA 31201.
- What is Marian Johnson's phone number?
- The practice phone number listed in the NPPES registry for Marian Johnson is (478) 633-6090.
- Does Marian Johnson accept Medicare?
- Marian Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marian Johnson's NPI active?
- Yes — Marian Johnson's NPI (1740579390) is active in the NPPES registry as of the last update on 2021-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.