Nan Monahan, M.D.
NPI 1184677031 · Internal Medicine Physician · Atlanta, GA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nan Monahan, M.D. is a Internal Medicine Physician provider in Atlanta, GA (NPI 1184677031).
Provider details
- NPI number
- 1184677031
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 041467 (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
20 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
1,033 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 | 349 | $91 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 240 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 144 | $128 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 111 | $131 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 70 | $14 |
| Administration of Influenza Virus VaccineG0008 | 48 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 99 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 367 | 96 |
| Levothyroxine Sodium | 234 | 51 |
| Amlodipine Besylate | 161 | 39 |
| Hydrochlorothiazide | 117 | 38 |
| Gabapentin | 111 | 24 |
| Rosuvastatin Calcium | 100 | 29 |
| Apixaban |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21 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
Registry dates
- Enumerated
- 2006-05-19
- Last updated
- 2013-11-15
Frequently asked questions
- What is Nan Monahan's NPI number?
- Nan Monahan's National Provider Identifier (NPI) is 1184677031, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nan Monahan's specialty?
- Nan Monahan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nan Monahan located?
- Nan Monahan's practice location on file with NPPES is 35 Collier Rd Nw, Atlanta, GA 30309-1613.
- What is Nan Monahan's phone number?
- The practice phone number listed in the NPPES registry for Nan Monahan is (404) 355-1966.
- Does Nan Monahan accept Medicare?
- Nan Monahan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nan Monahan's NPI active?
- Yes — Nan Monahan's NPI (1184677031) is active in the NPPES registry as of the last update on 2013-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.