Joanna Duane Twombly, DO is a medicare enrolled "Obstetrics & Gynecology" physician in Bolivar, Missouri. She went to Oklahoma State University College Of Osteopathic Medicine and graduated in 2004 and has 22 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice Mayo Clinic Health System-southeast Minnesota Region and her current practice location is
1500 N Oakland Ave, Bolivar, Missouri. You can reach out to her office (for appointments etc.) via phone at
(417) 326-6000.
Joanna Duane Twombly is licensed to practice in Missouri (license number 2018014390) and she also participates in the medicare program. She
accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1780857284.
Physician's Profile
| Full Name | Joanna Duane Twombly |
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| Gender | Female |
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| Speciality | Obstetrics/gynecology |
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| Experience | 22 Years |
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| Location | 1500 N Oakland Ave, Bolivar, Missouri |
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| Accepts Medicare Assignments | Yes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance. |
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Medical Education and Training:
- Joanna Duane Twombly attended and graduated from Oklahoma State University College Of Osteopathic Medicine in 2004
NPI Data:
- NPI Number: 1780857284
- Provider Enumeration Date: 04/07/2008
- Last Update Date: 01/15/2026
Medicare PECOS Information:
- PECOS PAC ID: 2567538770
- Enrollment ID: I20230929003073
Medical Identifiers
Medical identifiers for Joanna Duane Twombly such as npi, medicare ID, medicare PIN, medicaid, etc.
| Identifier | Type | State | Issuer |
|---|
| 1780857284 | NPI | - | NPPES |
| 197028003 | Medicaid | AR | |
| 267325YJL4 | Other | AR | MEDICARE PTAN |
Medical Taxonomies and Licenses
| Taxonomy | Type | License (State) | Status |
|---|
| 207V00000X | Obstetrics & Gynecology | 75069 (Minnesota) | Secondary |
| 207V00000X | Obstetrics & Gynecology | 2018014390 (Missouri) | Primary |
| 207V00000X | Obstetrics & Gynecology | DO3556 (Maine) | Secondary |
| 207V00000X | Obstetrics & Gynecology | OP61394894 (Washington) | Secondary |
| 207V00000X | Obstetrics & Gynecology | 34-009177 (Ohio) | Secondary |
| 207V00000X | Obstetrics & Gynecology | LT22014 (Maine) | Secondary |
| 207V00000X | Obstetrics & Gynecology | 06-1833974 (Arkansas) | Secondary |
Medical Facilities Affiliation
Group Practice Association
| Group Practice Name | Group PECOS PAC ID | No. of Members |
|---|
| Mayo Clinic Health System-southeast Minnesota Region | 4385556703 | 522 |
Medicare Reassignments
Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Joanna Duane Twombly allows following entities to bill medicare on her behalf.
| Entity Name | Mayo Clinic Health System-southeast Minnesota Region |
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| Entity Type | Part B Supplier - Clinic/group Practice |
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| Entity Identifiers | NPI Number: 1891701637
PECOS PAC ID: 4385556703
Enrollment ID: O20031104000408 |
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Medicare Part D Prescriber Enrollment
Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Joanna Duane Twombly is
enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.
Mailing Address and Practice Location
| Mailing Address | Practice Location Address |
|---|
Joanna Duane Twombly, DO
6456 Abigail Ln,
Republic, MO 65738-9496
Ph: (419) 261-0159 | Joanna Duane Twombly, DO
1500 N Oakland Ave,
Bolivar, MO 65613-3011
Ph: (417) 326-6000 |
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