DR. HAROLD MICHAEL MARSH (M.D.) – Anesthesiology Physician, NPI 1649214669

DR. HAROLD MICHAEL MARSH (M.D.) is a healthcare provider. based in Pontiac, Michigan. specializing in Anesthesiology Physician. They hold the professional credentials M.D.. They hold a License No. 4301055297 (MI). The NPI Number for DR. HAROLD MICHAEL MARSH (M.D.) is 1649214669

Main info

Male
62 Years Of Experience
Accepts Medicare Assignment
Name
DR. HAROLD MICHAEL MARSH (M.D.)
NPI
1649214669
Phone
(248) 858-3051
Address
44555 WOODWARD AVE
Enumeration Date
16 June 2006
Last Update Date
11 April 2014

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2488172001
Graduation Year
1964 (62 years ago)
PAC ID
2062431174
Group Practice PAC ID
1355317223
Professional Enrollment ID
I20051118000667
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for DR. HAROLD MICHAEL MARSH (M.D.)

  • Woodward Avenue, Pontiac, Oakland County, Michigan, 48342, United States

    STE 308

    PONTIAC, MI 483415031

    Phone: (248) 858-3051

    Fax: (248) 858-3022

    Type: Mailing

  • Saint Joseph Mercy Oakland, 44405, Woodward Avenue, Pontiac, Oakland County, Michigan, 48341, United States

    PONTIAC, MI 483415031

    Phone: (248) 858-3051

    Fax: (248) 858-3022

    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.

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Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

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

No Medicare enrollment or revalidation data available for this provider in our database.

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
00731Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope3433$0
00811Anesthesia for other procedure on large bowel using an endoscope1717$0
00520Anesthesia for other closed procedure on chest1312$0
00813Anesthesia for procedure on small and large bowel using an endoscope1212$0
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Insurance plans in this area (ZIP 48341)

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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: 1355317223View full group profile
NameSpecialtyState
Critical Care (Intensivists), AnesthesiologyMI
A N E S T H E S I O L O G YMI
A N E S T H E S I O L O G YOH
A N E S T H E S I O L O G YMI
Certified Registered Nurse Anesthetist (Crna)MI
A N E S T H E S I O L O G YMI
-MI
Anesthesiology, Pain ManagementMI
Certified Registered Nurse Anesthetist (Crna)MI
Anesthesiology, Pain ManagementMI

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Frequently asked questions

Can I cross-check DR. HAROLD MICHAEL MARSH (M.D.) using NPI 1649214669?
NPI 1649214669 belongs to DR. HAROLD MICHAEL MARSH (M.D.); compare other details if you need extra assurance.
Would DR. HAROLD MICHAEL MARSH (M.D.) appear as active to a payer?
You can treat DR. HAROLD MICHAEL MARSH (M.D.) as active for directory purposes; confirm clinical privileges separately.
What clinical focus is listed for DR. HAROLD MICHAEL MARSH (M.D.)?
At a glance, DR. HAROLD MICHAEL MARSH (M.D.) is tied to Anesthesiology Physician. Clinical services aligned with this taxonomy classification.
What practice footprint exists for DR. HAROLD MICHAEL MARSH (M.D.)?
Travel planning: use Pontiac, Michigan as the reference point for DR. HAROLD MICHAEL MARSH (M.D.), then confirm.
Can I trust this NPI listing for DR. HAROLD MICHAEL MARSH (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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