Eric Munn, M.D.
NPI 1659336063 · Rheumatology Physician · Naperville, IL
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Munn, M.D. is a Rheumatology Physician provider in Naperville, IL (NPI 1659336063).
Provider details
- NPI number
- 1659336063
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 36-103765 (IL)
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 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
3,127 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 390 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 302 | $131 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 267 | $8 |
| Measurement C-Reactive Protein for Detection of Infection Or Inflammation86140 | 265 | $5 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 253 | $17 |
| Red Blood Cell Sedimentation Rate, to Detect Inflammation, Automated |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 489 | 119 |
| Methotrexate Sodiumbrand: Methotrexate | 302 | 80 |
| Leflunomide | 300 | 85 |
| Hydroxychloroquine Sulfate | 256 | 66 |
| Allopurinol | 231 | 65 |
| Sulfasalazine | 205 | 44 |
| Meloxicam | 98 | 29 |
| Methylprednisolone |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$316 across 15 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
- 2006-04-19
- Last updated
- 2023-08-16
- Certified
- 2023-08-16
Frequently asked questions
- What is Eric Munn's NPI number?
- Eric Munn's National Provider Identifier (NPI) is 1659336063, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Munn's specialty?
- Eric Munn is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Munn located?
- Eric Munn's practice location on file with NPPES is 1020 E Ogden Ave Ste 304, Naperville, IL 60563-8611.
- What is Eric Munn's phone number?
- The practice phone number listed in the NPPES registry for Eric Munn is (630) 268-0200.
- Does Eric Munn accept Medicare?
- Eric Munn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Munn's NPI active?
- Yes — Eric Munn's NPI (1659336063) is active in the NPPES registry as of the last update on 2023-08-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.