JAMES O POSEVER MD
NPI 1154364214
Internal Medicine - Rheumatology in Phoenix, AZ

Active since June 14, 2006PECOS EnrolledAccepts Medicare Assignment
4212 N 16TH ST, PHOENIX, AZ 85016(602) 263-1200(602) 263-1593 Get Directions Write a Review

NPPES record last updated: August 26, 2011. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About James O Posever Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JAMES O POSEVER MD (NPI 1154364214) is an individual rheumatology provider in Phoenix, Arizona, licensed in Arizona (29356) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Northwestern University Feinberg Medical School (1991).

NPPES Registry Identity

NPI1154364214
Entity TypeIndividualMale
Primary Taxonomy207RR0500X
Provider Legal NameJAMES O POSEVERCredential: MD
Location Address4212 N 16TH STPhoenix, AZ 85016-5319
Mailing Address4212 N 16th StPhoenix, AZ 85016-5319 · (602) 263-1200 · Fax (602) 263-1593
Fax(602) 263-1593
Sole ProprietorNo
Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 1991
Enumeration DateJune 14, 2006
Last NPPES UpdateAugust 26, 2011
NPI 1154364214 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License Licensed in AZ · 29356
Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

4212 N 16TH ST, Phoenix, AZ 85016

Other Identifiers 3

Medicare UPINF98814
Medicaid574584AZ
Medicare PINZ65944

Medicare Participation & PECOS Enrollment Status

James Posever is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

James Posever is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 7113916198

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20040506001357

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Established patient office or other outpatient visit, 20-29 minutes

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 23 times for 22 patients

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 21 times for 18 patients

Telephone medical discussion with physician, 21-30 minutes

This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.

This service was performed 50 times for 36 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $31.92 for a new patient copayment and $24.5 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 85016 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $127.71
  • Minimum New Patient Price $55.44
  • Maximum New Patient Price $168.6
  • Average New Patient Copayment $31.92
  • Minimum New Patient Copayment $13.86
  • Maximum New Patient Copayment $42.15

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $98
  • Minimum Established Patient Price $17.72
  • Maximum Established Patient Price $137.41
  • Average Established Patient Copayment $24.5
  • Minimum Established Patient Copayment $4.43
  • Maximum Established Patient Copayment $34.35

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Reviews for JAMES O POSEVER MD

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Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Pharmacist
4212 N 16TH ST
PHOENIX, AZ 85016
Nurse Practitioner (Obstetrics & Gynecology)
4212 N 16TH ST
PHOENIX, AZ 85016
Pharmacist
4212 N 16TH ST, PHARMACY
PHOENIX, AZ 85016
Family Medicine
4212 N 16TH ST
PHOENIX, AZ 85016
Physician Assistant (Medical)
4212 N 16TH ST
PHOENIX, AZ 85016
Family Medicine
4212 N 16TH ST
PHOENIX, AZ 85016
Dentist (General Practice)
4212 N 16TH ST
PHOENIX, AZ 85016
Family Medicine
4212 N 16TH ST
PHOENIX, AZ 85016
Optometrist
4212 N 16TH ST
PHOENIX, AZ 85016
Optometrist
4212 N 16TH ST
PHOENIX, AZ 85016
Family Medicine
4212 N 16TH ST
PHOENIX, AZ 85016
Emergency Medicine
4212 N 16TH ST, EMERGENCY DEPARTMENT
PHOENIX, AZ 85016
Otolaryngology
4212 N 16TH ST
PHOENIX, AZ 85016
Otolaryngology
4212 N 16TH ST
PHOENIX, AZ 85016
Nurse Practitioner (Obstetrics & Gynecology)
4212 N 16TH ST
PHOENIX, AZ 85016
Audiologist
4212 N 16TH ST
PHOENIX, AZ 85016
Anesthesiology
4212 N 16TH ST
PHOENIX, AZ 85016
Advanced Practice Midwife
4212 N 16TH ST, OB/GYN DEPARTMENT
PHOENIX, AZ 85016
Dentist (Dental Public Health)
4212 N 16TH ST, DENTAL
PHOENIX, AZ 85016
Pharmacist (Pharmacotherapy)
4212 N 16TH ST
PHOENIX, AZ 85016

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1154364214, enumerated as an "individual" on June 14, 2006.

The provider is located at 4212 N 16TH ST PHOENIX, AZ 85016 and the phone number is (602) 263-1200.

Internal Medicine with taxonomy code 207RR0500X and a focus in Rheumatology.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.