Greg Cohen, D.O.
NPI 1235119736 · Family Medicine Physician · Chariton, IA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Greg Cohen, D.O. is a Family Medicine Physician provider in Chariton, IA (NPI 1235119736).
Provider details
- NPI number
- 1235119736
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 02839 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- 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 · 124 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 342 | 72 |
| Lisinopril | 268 | 58 |
| Metformin Hcl | 237 | 46 |
| Gabapentin | 227 | 40 |
| Omeprazole | 225 | 48 |
| Levothyroxine Sodium | 184 | 44 |
| Tramadol Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$66 across 3 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
- 2006-01-19
- Last updated
- 2012-02-08
Frequently asked questions
- What is Greg Cohen's NPI number?
- Greg Cohen's National Provider Identifier (NPI) is 1235119736, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Greg Cohen's specialty?
- Greg Cohen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Greg Cohen located?
- Greg Cohen's practice location on file with NPPES is 1200 N 7th St, Chariton, IA 50049-1210.
- What is Greg Cohen's phone number?
- The practice phone number listed in the NPPES registry for Greg Cohen is (641) 774-8103.
- Does Greg Cohen accept Medicare?
- Greg Cohen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Greg Cohen's NPI active?
- Yes — Greg Cohen's NPI (1235119736) is active in the NPPES registry as of the last update on 2012-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.