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Edit this profileAt a glance
- 30840 Northwestern Hwy, Ste 110, Farmington Hills, MI 48334
About Mark Roby
Listed in the NPI registry as a physician assistant, Mark Roby, PAC practices in Farmington Hills, MI. Medicare claims data shows Mark provided 156 services to 102 patients. The services billed most often include subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes, subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more, and psychiatric diagnostic evaluation with medical services. NPI 1770536989 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (248) 626-7544
- Email not available
Practice Locations
30840 NORTHWESTERN HWY STE 110
Farmington Hills, MI 48334
Procedures Most Often Billed to Medicare
156 services · 102 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
34 | As often as other peers in Physician Assistant |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
63 | Less often than most peers in Physician Assistant |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
59 | Less often than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 5
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other physician assistants in Farmington Hills 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1981 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychiatric diagnostic evaluation with medical services 8
Providers in MI who bill this service to Medicare most often.
Common questions
What does Mark Roby specialize in?
Mark Roby is a physician assistant in Farmington Hills, MI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Mark Roby located?
Mark Roby is listed at 30840 Northwestern Hwy Ste 110, Farmington Hills, MI 48334. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mark Roby's phone number?
The number on file is (248) 626-7544. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Mark Roby?
Mark Roby's National Provider Identifier is 1770536989. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Mark Roby train?
Mark Roby attended Other, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mark Roby have?
Mark Roby has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
What does Mark Roby do most often?
According to Medicare billing data, Mark Roby provides treatments such as psychiatric diagnostic evaluation with medical services, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Mark Roby's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mark Roby. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.