MICHELLE MARIE SPECH-HOLDERBAUM (MD) – Internal Medicine Physician, NPI 1851407167

MICHELLE MARIE SPECH-HOLDERBAUM (MD) is a healthcare provider. based in Detroit, Michigan. specializing in INTERNAL MEDICINE. They hold the professional credentials MD. They hold a License No. 35-058884 (OH). The NPI Number for MICHELLE MARIE SPECH-HOLDERBAUM (MD) is 1851407167

Main info

Female
40 Years Of Experience
Accepts Medicare Assignment
Name
MICHELLE MARIE SPECH-HOLDERBAUM (MD)
NPI
1851407167
Phone
(440) 354-1985
Address
PO BOX 781389
Enumeration Date
21 August 2006
Last Update Date
1 March 2021

Doctor Profile

Medical School Name
NORTHEASTERN OHIO UNIVERSITY COLLEGE OF MEDICINE
Secondary Phone
2163832834
Graduation Year
1986 (40 years ago)
PAC ID
3577662139
Group Practice PAC ID
9739405457
Professional Enrollment ID
I20070621000575
Address ID
OH441225684BE25200BLVD301

Contacts

Secure Messaging
michelle.spechholderbaum@lhpg.eclinicaldirectplus.com
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience62
Completeness85
Years active:19State licenses:1Other namesUpdated within 12 months

7,199 INTERNAL MEDICINE in OH

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Provider Addresses for MICHELLE MARIE SPECH-HOLDERBAUM (MD)

  • PO BOX 781389

    DETROIT, MI 482781389

    Phone: (440) 354-1985

    Fax: (440) 350-4938

    Type: Mailing

  • 36100, Euclid Avenue, Concord Mobile Home Park, Willoughby, Lake County, Ohio, 44094, United States

    #240

    WILLOUGHBY, OH 44094

    Phone: (440) 953-6294

    Fax: (440) 918-4687

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 2 Open Payments records for all available years, with a total value of $28.

Total Amount is formed as General ($28) + Research ($0) + Ownership ($0) = $28.

Last reported payment date: 2023-05-24 • Largest payer in this snapshot: Sumitomo Pharma America, Inc. ($28).

Total Amount

$28

General + Research + Ownership

Payments

2

Total payment records

General Amount

$28

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-05-24

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

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: 2007-06-21

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
I20070621000575IInternal MedicineOHTBD

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
99308Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes16966$0
99307Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes16669$0
99309Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes7954$0
99306Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes1313$0
View full utilization report →

Insurance plans in this area (ZIP 48278)

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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: 9739405457View full group profile
NameSpecialtyState
Internal Medicine, Geriatric MedicineOH
Internal MedicineFL
Nurse PractitionerOH
Nurse PractitionerOH

Reviews

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Frequently asked questions

What identifier follows MICHELLE MARIE SPECH-HOLDERBAUM (MD) across health systems?
The NPI 1851407167 uniquely identifies MICHELLE MARIE SPECH-HOLDERBAUM (MD) in U.S. healthcare data.
Should I treat MICHELLE MARIE SPECH-HOLDERBAUM (MD) as an active provider?
Patients and plans typically see MICHELLE MARIE SPECH-HOLDERBAUM (MD) as active in the national extract.
What services align with MICHELLE MARIE SPECH-HOLDERBAUM (MD)'s listing?
MICHELLE MARIE SPECH-HOLDERBAUM (MD)'s public classification highlights Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What city is tied to MICHELLE MARIE SPECH-HOLDERBAUM (MD)?
The directory associates MICHELLE MARIE SPECH-HOLDERBAUM (MD) with Detroit, Michigan. Check all listed addresses for suites or satellite offices.
Can I verify credentials using only NPI?
NPI confirms identity in the directory; licensure and board certification require separate checks.

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