Grant Connell Hallock, DO - Medicare Internal Medicine in Park Ridge, IL

Grant Connell Hallock, DO is a medicare enrolled "Internal Medicine - Critical Care Medicine" physician in Park Ridge, Illinois. His current practice location is 1775 Dempster St, Park Ridge, Illinois. You can reach out to his office (for appointments etc.) via phone at (847) 723-2210.

Grant Connell Hallock is licensed to practice in Illinois (license number 036.166239) 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 1225666357.

Contact Information

Grant Connell Hallock, DO
1775 Dempster St,
Park Ridge, IL 60068-1143
(847) 723-2210
(847) 723-6987



Physician's Profile

Full NameGrant Connell Hallock
GenderMale
SpecialityInternal Medicine - Critical Care Medicine
Location1775 Dempster St, Park Ridge, Illinois
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1225666357
  • Provider Enumeration Date: 04/01/2020
  • Last Update Date: 03/28/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 0840600425
  • Enrollment ID: I20201110003058

Medical Identifiers

Medical identifiers for Grant Connell Hallock such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1225666357NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RC0200XInternal Medicine - Critical Care Medicine 036.166239 (Illinois)Primary

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. Grant Connell Hallock 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 AddressPractice Location Address
Grant Connell Hallock, DO
1646 River St Unit 701,
Des Plaines, IL 60016-8418

Ph: (858) 414-0117
Grant Connell Hallock, DO
1775 Dempster St,
Park Ridge, IL 60068-1143

Ph: (847) 723-2210

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› Verified 5 days ago


Internal Medicine Doctors in Park Ridge, IL

Dr. Jason Nathaniel Macklis, M.D.
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1700 Luther Ln Ste 2200, Park Ridge, IL 60068
Phone: 847-268-8577    
Mohammed Omer Ahmed Abdalla,
Critical Care Medicine
Medicare: Medicare Enrolled
Practice Location: 850 Busse Hwy, Park Ridge, IL 60068
Phone: 847-759-4770    
Nayana P Dave, M.D.
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1775 Dempster St Ste E592b, Park Ridge, IL 60068
Phone: 847-723-8080    
Dr. Anand Ramadorai, DO
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1550 N Northwest Hwy Ste 303, Park Ridge, IL 60068
Phone: 847-294-5160    
Dr. Patrick J Murphy, MD
Critical Care Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 711 W Devon, Park Ridge, IL 60068
Phone: 847-696-3176    Fax: 847-696-2678
Dr. Peter Vayalil, MD
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1775 Dempster St Ste E592b, Park Ridge, IL 60068
Phone: 847-723-8080    
William D. Rhoades, D.O.
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1775 Ballard Rd, Park Ridge, IL 60068
Phone: 847-318-2500    

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