Theodore Park, M.D.
NPI 1194947648 · Family Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theodore Park, M.D. is a Family Medicine Physician provider in Chicago, IL (NPI 1194947648).
Provider details
- NPI number
- 1194947648
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 01065753A (IN)
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 tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 136 | 44 |
| Metformin Hcl | 68 | 22 |
| Gabapentin | 61 | 16 |
| Lisinopril | 56 | 17 |
| Empagliflozinbrand: Jardiance | 48 | 18 |
| Sertraline Hcl | 45 | — |
| Naproxen | 43 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-03
- Last updated
- 2017-02-23
Frequently asked questions
- What is Theodore Park's NPI number?
- Theodore Park's National Provider Identifier (NPI) is 1194947648, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theodore Park's specialty?
- Theodore Park is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Theodore Park located?
- Theodore Park's practice location on file with NPPES is 3860 W Ogden Ave, Chicago, IL 60623-2460.
- What is Theodore Park's phone number?
- The practice phone number listed in the NPPES registry for Theodore Park is (872) 588-3000.
- Does Theodore Park accept Medicare?
- Theodore Park is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theodore Park's NPI active?
- Yes — Theodore Park's NPI (1194947648) is active in the NPPES registry as of the last update on 2017-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.