DR. DOUGLAS BENJAMIN BERG MD
NPI 1437444981
Surgery in Fairfield, OH
About Dr. Douglas Benjamin Berg Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DOUGLAS BENJAMIN BERG MD (NPI 1437444981) is an individual surgery provider in Fairfield, Ohio, licensed in Ohio (57013767) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS, is affiliated with Mercy Health - Fairfield Hospital, and maintains a secondary practice location in Fairfield.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Douglas Benjamin Berg Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Douglas Berg reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Blue Ash, OH 45242
- Reassigned Medicare billing, Ohio enrollment
- 481 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Health - Fairfield Hospital
Acute Care Hospitals · Fairfield, OHMercy Health - West Hospital
Acute Care Hospitals · Cincinnati, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 45014 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FAIRFIELD, OH 45014
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Douglas Berg's NPI number?
The NPI number for Douglas Berg is 1437444981. It was assigned to this individual provider in the NPPES registry on June 13, 2011.
Where is Douglas Berg located?
Douglas Berg practices at 3050 Mack Rd Suite 310, Fairfield, OH 45014. The listed phone number is (513) 924-8895.
What is Douglas Berg's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Douglas Berg enrolled in Medicare?
Yes. Douglas Berg is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Douglas Berg's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Douglas Berg reassigns Medicare benefits to Mercy Health Physicians Cincinnati Specialty Care LLC (Blue Ash, OH). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Douglas Berg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Douglas Berg accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and Antidote Health Plan of Ohio, Inc. and 5 other insurers list Douglas Berg as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Douglas Berg affiliated with any hospitals?
According to CMS data, Douglas Berg is affiliated with Mercy Health - Fairfield Hospital and Mercy Health - West Hospital.
When was this NPI record last updated?
The NPPES record for Douglas Berg was last updated on November 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Douglas Benjamin Berg, MD · NPI 1437444981
Surgery physician in Fairfield, Ohio. Individual provider, active in the CMS NPPES registry since June 13, 2011.
## Identity
- **NPI:** 1437444981 (Entity type: Individual)
- **Enumerated:** June 13, 2011
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** 57013767 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 3050 MACK RD, SUITE 310, Fairfield, OH 45014-5379
- **Phone:** (513) 924-8895 · **Fax:** (513) 924-8909
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Mercy Health Physicians Cincinnati Specialty Care LLC (NPI 1154942795, Blue Ash, OH), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2007
## Record status
- **NPPES last updated:** November 18, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1437444981) · Data from the CMS NPPES public registry.