Mark L Passow, FNP-BC
Family Nurse Practitioner · Livonia, MI
At a glance
20331 Farmington Rd, Livonia, MI 48152-1411
NPPES record updated Dec 9, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
20331 Farmington RdLivonia, MI 48152-1411
Additional reported practice locations
1105 Sixth StTraverse City, MI 496842345
Phone: 2319355000 4230 Copper Ridge Dr
Traverse City, MI 496847256
Phone: 2319356380 234 Lake St
Roscommon, MI 486539203
Phone: 9892751200 2585 W Houghton Lake Dr
Prudenville, MI 486519624
Phone: 9893662900 1321 S Mount Tom Rd
Mio, MI 486479518
Phone: 9893445820 1200 W North Down River Rd Ste C
Grayling, MI 497388024
Phone: 9893445910 1100 E Michigan Ave
Grayling, MI 497381312
Phone: 9893485461 1010 W North Down River Rd
Grayling, MI 497382060
Phone: 9893480800 1250 E Michigan Ave
Grayling, MI 497387074
Phone: 9893480550 1321 S Mount Tom Rd
Mio, MI 486479518
Phone: 9892751200 829 N Center Ave Ste 140
Gaylord, MI 497351598
Phone: 9897317870 829 N Center Ave Ste 210
Gaylord, MI 497351599
Phone: 9897317860 3040 Bourn St
Lewiston, MI 497568134
Phone: 9897864877 1996 Walden Dr
Gaylord, MI 497358241
Phone: 9897314111
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2010
- CMS specialties
- Nurse Practitioner
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
Reported hospital affiliations
- Munson Healthcare Grayling Hospital Grayling, MI
- St Joe Mercy Hospital System Livonia Livonia, MI
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $618.30 |
Reporting companies
| Company | Amount |
|---|---|
| INDIVIOR INC. | $138.83 |
| ABBVIE INC. | $72.99 |
| TEVA PHARMACEUTICALS USA, INC. | $55.32 |
| NOVO NORDISK INC | $52.49 |
| OREXO US, INC. | $38.89 |
| LILLY USA, LLC | $36.74 |
| NEUROCRINE BIOSCIENCES, INC. | $34.42 |
| ITI, INC. (D/B/A INTRA-CELLULAR THERAPIES, INC.) | $33.01 |
| Other reporting companies | $155.61 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Family Nurse Practitioner
- Taxonomy code
- 363LF0000X
- Enumeration date
- Jun 27, 2014
- Record updated
- Dec 9, 2025
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- FNP-BC
Reported taxonomies and licenses
363L00000X
License reported: 4704248035 MI
363LF0000X · Primary
License reported: 4704248035 MI
363LP0808X
License reported: 4704248035 MI
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
20331 Farmington RdLivonia, MI 48152-1411
- Phone
- (248) 474-2288
Mailing address
20331 FARMINGTON RDLIVONIA, MI 481521411
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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