Tessa Mac
NPI 1720536360 · Physician Assistant · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tessa Mac is a Physician Assistant provider in Ann Arbor, MI (NPI 1720536360).
Provider details
- NPI number
- 1720536360
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Physician Assistant363A00000X
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
96 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 28 | $56 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 20 | $30 |
| Diagnostic Exam of Anus Using an Endoscope46600 | 18 | $36 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 18 | $49 |
| Diagnostic Exam of Anus Using an Endoscope46600 | 12 | $33 |
Typical Medicare-allowed amounts for these services range $30–$56 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 451 Hidden Meadows Dr Ste 260Hillsdale, MI 49242-9812Phone: (517) 437-5350Fax: (517) 437-8328
Registry dates
- Enumerated
- 2016-09-12
- Last updated
- 2023-02-13
- Certified
- 2023-02-13
Frequently asked questions
- What is Tessa Mac's NPI number?
- Tessa Mac's National Provider Identifier (NPI) is 1720536360, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tessa Mac's specialty?
- Tessa Mac is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tessa Mac located?
- Tessa Mac's practice location on file with NPPES is 1500 E Medical Center Dr, Ann Arbor, MI 48109-5000.
- What is Tessa Mac's phone number?
- The practice phone number listed in the NPPES registry for Tessa Mac is (734) 936-4000.
- Does Tessa Mac accept Medicare?
- Tessa Mac is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tessa Mac's NPI active?
- Yes — Tessa Mac's NPI (1720536360) is active in the NPPES registry as of the last update on 2023-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.