Anthony Tam, M.D.
NPI 1326490046 · Family Medicine Physician · Chelsea, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anthony Tam, M.D. is a Family Medicine Physician provider in Chelsea, MI (NPI 1326490046).
Provider details
- NPI number
- 1326490046
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4351038294 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
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
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
467 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 221 | $73 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 209 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 25 | $49 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 12 | $88 |
Typical Medicare-allowed amounts for these services range $16–$88 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 100 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 183 | 24 |
| Atorvastatin Calcium | 148 | 52 |
| Lisinopril | 148 | 53 |
| Amlodipine Besylate | 144 | 52 |
| Hydrochlorothiazide | 125 | 40 |
| Gabapentin | 125 | 27 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-07-06
- Last updated
- 2020-05-14
- Certified
- 2020-05-14
Frequently asked questions
- What is Anthony Tam's NPI number?
- Anthony Tam's National Provider Identifier (NPI) is 1326490046, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anthony Tam's specialty?
- Anthony Tam is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Anthony Tam located?
- Anthony Tam's practice location on file with NPPES is 14700 E Old US Highway 12, Chelsea, MI 48118-1185.
- What is Anthony Tam's phone number?
- The practice phone number listed in the NPPES registry for Anthony Tam is (734) 475-1321.
- Does Anthony Tam accept Medicare?
- Anthony Tam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anthony Tam's NPI active?
- Yes — Anthony Tam's NPI (1326490046) is active in the NPPES registry as of the last update on 2020-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.