JAMES R BAKER JR. MD
NPI 1063501989
Internal Medicine - Allergy & Immunology in Ann Arbor, MI

Active since October 11, 2006PECOS EnrolledAccepts Medicare Assignment
24 FRANK LLOYD WRIGHT DR, SUITE H-2100, ANN ARBOR, MI 48105(734) 647-5940 Get Directions Write a Review

NPPES record last updated: September 10, 2020. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About James R Baker Jr. Md NPPES

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

JAMES R BAKER JR. MD (NPI 1063501989) is an individual allergy & immunology provider in Ann Arbor, Michigan, licensed in Michigan (4301054776) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with University Of Michigan Health System, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (1978).

NPPES Registry Identity

NPI1063501989
Entity TypeIndividualMale
Primary Taxonomy207RA0201X
Provider Legal NameJAMES R BAKER JR.Credential: MD
Location Address24 FRANK LLOYD WRIGHT DR, SUITE H-2100Ann Arbor, MI 48105-9484
Mailing Address3621 S State StAnn Arbor, MI 48108-1633 · (734) 647-5299
Sole ProprietorNo
Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 1978
Enumeration DateOctober 11, 2006
Last NPPES UpdateSeptember 10, 2020
NPPES CertifiedSeptember 10, 2020
NPI 1063501989 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Allergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207RA0201X
License Licensed in MI · 4301054776
Definition

An internist doctor of osteopathy that specializes in the treatment of allergy and immunologic disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Special Qualifications in the field of Allergy & Immunology.

Also ListedInternal MedicineTaxonomy 207R00000X · License 4301054776 (MI)
24 FRANK LLOYD WRIGHT DR, Ann Arbor, MI 48105

Other Identifiers 1

Medicaid2590710MI

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

James R Baker Jr. Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID840334207
PECOS Enrollment IDI20100223000444
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit, 30-39 minutes 99214
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.
19 services16 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Of Michigan Health System

Acute Care Hospitals · Ann Arbor, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230046
Location1500 E Medical Center Drive, Spc 5474Ann Arbor, MI 48109 · Washtenaw County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48105 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$134.28 typical visit price
range $58.04 – $177.36
Typical copayment $33.57 (range $14.51 – $44.34)
Most-billed visit code 99204
Established Patient
$72.38 typical visit price
range $18.32 – $143.49
Typical copayment $18.09 (range $4.58 – $35.87)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Injection, immune globulin (hizentra), 100 mg J1559
Treatment-Injections and Infusions (nononcologic) · category RI008N
1 supplier50 claims22,240 services$9.51 avg. paid by Medicare
Supplies for external non-insulin drug infusion pump, syringe type cartridge, sterile, each K0552
DME-Other DME · category DE000N
1 supplier50 claims284 services$2.43 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner
24 FRANK LLOYD WRIGHT DR
ANN ARBOR, MI 48105
Clinic/Center (Multi-Specialty)
24 FRANK LLOYD WRIGHT DR, LOBBY J
ANN ARBOR, MI 48105
Dentist
24 FRANK LLOYD WRIGHT DR
ANN ARBOR, MI 48105
Specialist/Technologist (Athletic Trainer)
24 FRANK LLOYD WRIGHT DR, BOX 391
ANN ARBOR, MI 48105
Plastic Surgery
24 FRANK LLOYD WRIGHT DR
ANN ARBOR, MI 48105
Allergy & Immunology
24 FRANK LLOYD WRIGHT DR, SUITE H-2100
ANN ARBOR, MI 48105
Allergy & Immunology
24 FRANK LLOYD WRIGHT DR, SUITE H-2100
ANN ARBOR, MI 48105
Internal Medicine (Endocrinology, Diabetes & Metabolism)
24 FRANK LLOYD WRIGHT DR, LOBBY C SUITE 1300
ANN ARBOR, MI 48105

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1063501989, enumerated as an "individual" on October 11, 2006.

The provider is located at 24 FRANK LLOYD WRIGHT DR SUITE H-2100 ANN ARBOR, MI 48105 and the phone number is (734) 647-5940.

Internal Medicine with taxonomy code 207RA0201X and a focus in Allergy & Immunology.

The provider might be accepting Accepts: Ambetter from Buckeye Health Plan, Ambetter from. Please consult your insurance carrier or call the provider to verify.

James Baker is affiliated with: UNIVERSITY OF MICHIGAN HEALTH SYSTEM.