Nathan John Alder, MD - Medicare Urology in Oklahoma City, OK

Nathan John Alder, MD is a medicare enrolled "Urology" physician in Oklahoma City, Oklahoma. He graduated from medical school in 2020 and has 6 years of diverse experience with area of expertise as Urology. He is a member of the group practice Mercy Clinic Oklahoma Communities and his current practice location is 4140 W Memorial Rd Ste 500, Oklahoma City, Oklahoma. You can reach out to his office (for appointments etc.) via phone at (405) 749-4230.

Nathan John Alder is licensed to practice in Oklahoma (license number 36058) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1902420508.

Contact Information

Nathan John Alder, MD
4140 W Memorial Rd Ste 500,
Oklahoma City, OK 73120-8300
(405) 749-4230
(405) 749-4228

Map and Direction




Physician's Profile

Full NameNathan John Alder
GenderMale
SpecialityUrology
Experience6 Years
Location4140 W Memorial Rd Ste 500, Oklahoma City, Oklahoma
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Nathan John Alder graduated from medical school in 2020
  NPI Data:
  • NPI Number: 1902420508
  • Provider Enumeration Date: 05/31/2020
  • Last Update Date: 09/10/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 1153824263
  • Enrollment ID: I20250913000824

Medical Identifiers

Medical identifiers for Nathan John Alder such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1902420508NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208800000XUrology 36058 (Oklahoma)Primary
390200000XStudent In An Organized Health Care Education/training Program (* (Not Available))Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mercy Hospital Oklahoma City, IncOklahoma city, OKHospital
Mercy Hospital Logan County, IncGuthrie, OKHospital
Mercy Hospital AdaAda, OKHospital
Mercy Hospital Ardmore, IncArdmore, OKHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mercy Clinic Oklahoma Communities1153468921647

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. Nathan John Alder 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
Nathan John Alder, MD
4140 W Memorial Rd Ste 500,
Oklahoma City, OK 73120-8300

Ph: (405) 749-4230
Nathan John Alder, MD
4140 W Memorial Rd Ste 500,
Oklahoma City, OK 73120-8300

Ph: (405) 749-4230

Reviews and Comments


Urology Doctors in Oklahoma City, OK

Dr. Jeremy Alex Davis, M.D.
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Practice Location: 13509 N Meridian Ave Ste 6, Oklahoma City, OK 73120
Phone: 405-768-1180    Fax: 405-768-1181
Barbara L Voss-alvarez, M.D.
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Medicare: Not Enrolled in Medicare
Practice Location: 11000 Hefner Pointe Dr, Oklahoma City, OK 73120
Phone: 405-749-9655    Fax: 405-749-1001
Rajendra K. Motwani, DO
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Medicare: Accepting Medicare Assignments
Practice Location: 9817 S Western Ave, Oklahoma City, OK 73139
Phone: 405-632-4500    Fax: 405-632-7500
Richard E Herlihy, MD
Urology
Medicare: May Accept Medicare Assignments
Practice Location: 4140 W Memorial Rd, Suite 611, Oklahoma City, OK 73120
Phone: 405-749-4288    Fax: 405-749-4287
Daniel J Culkin, MD
Urology
Medicare: Medicare Enrolled
Practice Location: 825 Ne 10th St, Oupb5400, Oklahoma City, OK 73104
Phone: 405-271-6452    
Dr. Brian Alan Link, M.D.
Urology
Medicare: Accepting Medicare Assignments
Practice Location: 4140 W Memorial Rd, Suite 518, Oklahoma City, OK 73120
Phone: 405-749-4230    Fax: 405-749-4228
Amber Bauer, MD
Urology
Medicare: Not Enrolled in Medicare
Practice Location: 920 Stanton L Young Blvd # Wp3150, Oklahoma City, OK 73104
Phone: 405-271-6900    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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