Daniel Co, MD
NPI 1609858547 · Internal Medicine Physician · Lockport, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Co, MD is a Internal Medicine Physician provider in Lockport, IL (NPI 1609858547).
Provider details
- NPI number
- 1609858547
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036087966 (IL)
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
1,236 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 | 486 | $131 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 297 | $133 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 146 | $93 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 121 | $186 |
| Administration of Influenza Virus VaccineG0008 | 105 | $31 |
| Transitional Care Management Services for Problem of High Complexity99496 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 114 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 575 | 155 |
| Amlodipine Besylate | 485 | 131 |
| Levothyroxine Sodium | 381 | 92 |
| Lisinopril | 373 | 105 |
| Metoprolol Succinate | 290 | 82 |
| Metformin Hclbrand: Metformin Hcl Er | 289 | 89 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$593 across 25 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
- 2005-11-16
- Last updated
- 2020-08-02
- Certified
- 2020-08-02
Frequently asked questions
- What is Daniel Co's NPI number?
- Daniel Co's National Provider Identifier (NPI) is 1609858547, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Co's specialty?
- Daniel Co is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Co located?
- Daniel Co's practice location on file with NPPES is 300 Read St, Lockport, IL 60441-3265.
- What is Daniel Co's phone number?
- The practice phone number listed in the NPPES registry for Daniel Co is (815) 838-7965.
- Does Daniel Co accept Medicare?
- Daniel Co is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Co's NPI active?
- Yes — Daniel Co's NPI (1609858547) is active in the NPPES registry as of the last update on 2020-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.