Dr William Detlev Rittmeyer, DO is a medicare enrolled "Pain Medicine - Interventional Pain Medicine" physician in Libertyville, Illinois. His current practice location is
890 Garfield Ave Ste 103, Libertyville, Illinois. You can reach out to his office (for appointments etc.) via phone at
(847) 279-0061.
Dr William Detlev Rittmeyer is licensed to practice in Illinois (license number 036.158666) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1770088189.
Physician's Profile
| Full Name | Dr William Detlev Rittmeyer |
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| Gender | Male |
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| Speciality | Pain Medicine - Interventional Pain Medicine |
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| Location | 890 Garfield Ave Ste 103, Libertyville, Illinois |
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| Accepts Medicare Assignments | Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs. |
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NPI Data:
- NPI Number: 1770088189
- Provider Enumeration Date: 03/27/2018
- Last Update Date: 05/22/2025
Medicare PECOS Information:
- PECOS PAC ID: 5799110557
- Enrollment ID: I20230303001952
Medical Identifiers
Medical identifiers for Dr William Detlev Rittmeyer such as npi, medicare ID, medicare PIN, medicaid, etc.
| Identifier | Type | State | Issuer |
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| 1770088189 | NPI | - | NPPES |
Medical Taxonomies and Licenses
| Taxonomy | Type | License (State) | Status |
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| 207L00000X | Anesthesiology | 036.158666 (Illinois) | Secondary |
| 207LP2900X | Anesthesiology - Pain Medicine | 036.158666 (Illinois) | Secondary |
| 208VP0014X | Pain Medicine - Interventional Pain Medicine | 036.158666 (Illinois) | Primary |
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. Dr William Detlev Rittmeyer allows following entities to bill medicare on his behalf.
| Entity Name | Advocate Health And Hospitals Corporation |
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| Entity Type | Part B Supplier - Clinic/group Practice |
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| Entity Identifiers | NPI Number: 1700824455
PECOS PAC ID: 7810800935
Enrollment ID: O20031106000064 |
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| Entity Name | Northstar Anesthesia Of Illinois, Llc |
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| Entity Type | Part B Supplier - Clinic/group Practice |
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| Entity Identifiers | NPI Number: 1962822395
PECOS PAC ID: 4688893878
Enrollment ID: O20140922000405 |
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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. Dr William Detlev Rittmeyer 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 |
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Dr William Detlev Rittmeyer, DO
29373 Network Pl,
Chicago, IL 60673-1293
Ph: (847) 390-5900 | Dr William Detlev Rittmeyer, DO
890 Garfield Ave Ste 103,
Libertyville, IL 60048-3100
Ph: (847) 279-0061 |
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