Max Harris, MD
NPI 1053349886 · Rheumatology Physician · Oak Park, IL
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Max Harris, MD is a Rheumatology Physician provider in Oak Park, IL (NPI 1053349886).
Provider details
- NPI number
- 1053349886
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
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
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
159 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 76 | $131 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 24 | $120 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 23 | $94 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 22 | $8 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 14 | $15 |
Typical Medicare-allowed amounts for these services range $8–$131 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 197 | 52 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 69 | — |
| Hydroxychloroquine Sulfate | 67 | 17 |
| Adalimumabbrand: Humira(cf) Pen | 42 | — |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 39 | — |
| Allopurinol | 32 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,555 across 70 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
- 2006-06-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Max Harris's NPI number?
- Max Harris's National Provider Identifier (NPI) is 1053349886, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Max Harris's specialty?
- Max Harris is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Max Harris located?
- Max Harris's practice location on file with NPPES is 3 Erie Ct, Oak Park, IL 60302-2519.
- What is Max Harris's phone number?
- The practice phone number listed in the NPPES registry for Max Harris is (708) 763-2536.
- Does Max Harris accept Medicare?
- Max Harris is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Max Harris's NPI active?
- Yes — Max Harris's NPI (1053349886) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.