DR. RUSSELL JAMES HUBBARD RYAN (M.D.) – Clinical Pathology Physician, NPI 1134324759

DR. RUSSELL JAMES HUBBARD RYAN (M.D.) is a healthcare provider. based in Ann arbor, Michigan. specializing in PATHOLOGY. They hold the professional credentials M.D.. They hold a License No. 4301111690 (MI). The NPI Number for DR. RUSSELL JAMES HUBBARD RYAN (M.D.) is 1134324759

Main info

Male
19 Years Of Experience
Accepts Medicare Assignment
Name
DR. RUSSELL JAMES HUBBARD RYAN (M.D.)
NPI
1134324759
Phone
(734) 936-2047
Address
3621 S STATE ST
Enumeration Date
15 June 2007
Last Update Date
24 March 2017

Doctor Profile

Medical School Name
YALE UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
7349364000
Graduation Year
2007 (19 years ago)
PAC ID
3870751274
Group Practice PAC ID
3779496856
Professional Enrollment ID
I20170719002648
Address ID
MI481092800AN2800XRDXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience69
Completeness75
Years active:18State licenses:2Digital endpointsOther names

573 PATHOLOGY in MI

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Provider Addresses for DR. RUSSELL JAMES HUBBARD RYAN (M.D.)

  • South State Street, Ann Arbor, Washtenaw County, Michigan, 48108-1774, United States

    700 KMS PLACE

    ANN ARBOR, MI 48108

    Phone: (734) 936-2047

    Type: Mailing

  • Mott Children's Hospital and Von Voigtlander Women's Hospital, 1500, East Medical Center Drive, Ann Arbor, Washtenaw County, Michigan, 48109, United States

    2ND FLOOR UNIVERSITY HOSPITAL RECP PATHOLOGY

    ANN ARBOR, MI 481095054

    Phone: (800) 862-7284

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2017-07-19

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20170719002648IPathologyMITBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
88341Special stained specimen slides to examine tissue, each additional procedure14124$0
88305Pathology examination of tissue using a microscope, intermediate complexity4121$0
88188Flow cytometry technique for dna or cell analysis, 9 to 15 markers3229$0
88342Special stained specimen slides to examine tissue, initial procedure3030$0
88321Surgical pathology consultation and report on referred slides prepared elsewhere2121$0
View full utilization report →

Insurance plans in this area (ZIP 48108)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 3779496856View full group profile
NameSpecialtyState
G A S T R O E N T E R O L O G YFL
Physical Medicine And RehabilitationMI
A N E S T H E S I O L O G YMI
Internal Medicine, Pediatric MedicineIL
-MI
Physician AssistantMI

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Frequently asked questions

Can I cross-check DR. RUSSELL JAMES HUBBARD RYAN (M.D.) using NPI 1134324759?
NPI 1134324759 belongs to DR. RUSSELL JAMES HUBBARD RYAN (M.D.); compare other details if you need extra assurance.
Would DR. RUSSELL JAMES HUBBARD RYAN (M.D.) appear as active to a payer?
You can treat DR. RUSSELL JAMES HUBBARD RYAN (M.D.) as active for directory purposes; confirm clinical privileges separately.
How would a patient describe DR. RUSSELL JAMES HUBBARD RYAN (M.D.)'s focus?
For DR. RUSSELL JAMES HUBBARD RYAN (M.D.), the primary taxonomy reads as Clinical Pathology Physician. Clinical services aligned with this taxonomy classification.
What practice footprint exists for DR. RUSSELL JAMES HUBBARD RYAN (M.D.)?
Travel planning: use Ann Arbor, Michigan as the reference point for DR. RUSSELL JAMES HUBBARD RYAN (M.D.), then confirm.
Can I trust this NPI listing for DR. RUSSELL JAMES HUBBARD RYAN (M.D.)?
The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.

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