Dr. Marshall A. Longnecker
- Gender: Male
- Experience: 34 years
- Graduated from: University Of Chicago, Pritzker School Of Medicine
- Graduation year: 1987
- Sole propriator: No
- NPI: 1225012743
Dr. Marshall A. Longnecker M.D.
Anesthesiologist
He is located at 744 South Webster Avenue in Green Bay, WI 54301. Can help patients with the following: General Anesthesia, Pain Medication Management, Regional Anesthesia, Sedation, Wrist Surgery. His National Provider Identifier (NPI) number is 1225012743. Appointment can be made via the phone number (920) 433-3500. He is affiliated with 1 hospitals.
Conditions treated
Dr. Marshall A. Longnecker, being an anesthesiologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Marshall A. Longnecker.
- General Anesthesia
- Pain Medication Management
- Regional Anesthesia
- Sedation
- Wrist Surgery
Procedures Performed by Dr. Marshall A. Longnecker
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Marshall A. Longnecker as in-network for the following 2026 plans.
Health plans
CareSource (Common Ground Healthcare)
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 18 plans from CareSource (Common Ground Healthcare)
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| CareSource (Common Ground Healthcare) Bronze $0 Ded / $2500 Rx Ded | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze $0 Ded / $2500 Rx Ded - Vision Exam | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze $9600 ($45 PCP Copay) | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze $9600 ($45 PCP Copay) - Vision Exam | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze Standard $7500 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze Standard $7500 - Vision Exam | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold $0 Ded | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold $0 Ded - Vision Exam | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold $3300 | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold $3300 - Vision Exam | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold Standard $2000 | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold Standard $2000 - Vision Exam | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver $4700 Ded / $5000 Rx Ded | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver $4700 Ded / $5000 Rx Ded - Vision Exam | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver $5000 Ded / $6000 Rx Ded | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver $5000 Ded / $6000 Rx Ded - Vision Exam | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver Standard $6000 | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver Standard $6000 - Vision Exam | EPO · Silver | Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Marshall A. Longnecker is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Marshall A. Longnecker is enrolled to bill Medicare as a Practitioner - Anesthesiology .
Bills through: Bellin Anesthesia Associates Sc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Abiomed | $92 |
Other
| Food and Beverage | $93 |
Studies
UNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Graduated in 1987
Looking for more Anesthesiologists?
Out of the 23 anesthesiologists in this region, here are 10 randomly selected ones for you to explore.
- Gender: Male
- Address: 744 South Webster Avenue Green Bay, 54301, WI
- Gender: Male
- Address: 835 South Van Buren Street Green Bay, 54301, WI
- Gender: Female
- Address: 744 South Webster Avenue Green Bay, 54301, WI
- Gender: Male
- Address: 835 South Van Buren Street Green Bay, 54301, WI
- Gender: Male
- Address: 835 South Van Buren Street Green Bay, 54301, WI
- Gender: Female
- Address: 744 South Webster Avenue Green Bay, 54301, WI
- Gender: Male
- Address: 835 South Van Buren Street Green Bay, 54301, WI
- Gender: Female
- Address: 744 South Webster Avenue Green Bay, 54301, WI
- Gender: Male
- Address: 835 South Van Buren Street Green Bay, 54301, WI
Questions & Answers
What conditions does Dr. Marshall A. Longnecker treat?
Dr. Marshall A. Longnecker provides treatment for General Anesthesia, Pain Medication Management, Regional Anesthesia, Sedation, Wrist Surgery.
Has Dr. Marshall A. Longnecker affiliation with hospitals?
Dr. Marshall A. Longnecker is affiliated with BELLIN MEMORIAL HOSPITAL.
Where can you meet with Dr. Marshall A. Longnecker?
Dr. Marshall A. Longnecker's office is located at 744 South Webster Avenue in Green Bay, WI 54301.
Does Dr. Marshall A. Longnecker accept patients with CareSource (Common Ground Healthcare)?
Yes, Dr. Marshall A. Longnecker is listed in-network for CareSource (Common Ground Healthcare) through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.