Margo Harrison, D.O.
NPI 1336533264 · Family Medicine Physician · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margo Harrison, D.O. is a Family Medicine Physician provider in Chicago, IL (NPI 1336533264).
Provider details
- NPI number
- 1336533264
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
11 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 53 | 20 |
| Lisinopril | 46 | 11 |
| Losartan Potassium | 30 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 30 | — |
| Metformin Hcl | 23 | — |
| Cyclobenzaprine Hcl | 23 | — |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$24 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
Additional practice locations (1)
- 836 W Wellington AveChicago, IL 60657-5147Phone: (773) 975-1600
Registry dates
- Enumerated
- 2015-03-28
- Last updated
- 2018-08-09
Frequently asked questions
- What is Margo Harrison's NPI number?
- Margo Harrison's National Provider Identifier (NPI) is 1336533264, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margo Harrison's specialty?
- Margo Harrison is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Margo Harrison located?
- Margo Harrison's practice location on file with NPPES is 2645 W Lawrence Ave, Chicago, IL 60625.
- What is Margo Harrison's phone number?
- The practice phone number listed in the NPPES registry for Margo Harrison is (773) 275-1680.
- Does Margo Harrison accept Medicare?
- Margo Harrison is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margo Harrison's NPI active?
- Yes — Margo Harrison's NPI (1336533264) is active in the NPPES registry as of the last update on 2018-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.