Jeffery Chamberlain, M.D.
NPI 1790905214 · Family Medicine Physician · Byron Center, MI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffery Chamberlain, M.D. is a Family Medicine Physician provider in Byron Center, MI (NPI 1790905214).
Provider details
- NPI number
- 1790905214
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301086292 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
126 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 | 76 | $93 |
| 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 | 22 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 17 | $63 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 11 | $125 |
Typical Medicare-allowed amounts for these services range $16–$125 (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 · 67 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 183 | 48 |
| Lisinopril | 87 | 24 |
| Metoprolol Succinate | 79 | 19 |
| Metformin Hcl | 77 | 21 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 77 | 13 |
| Amlodipine Besylate | 73 | 22 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-26
- Last updated
- 2009-06-26
Frequently asked questions
- What is Jeffery Chamberlain's NPI number?
- Jeffery Chamberlain's National Provider Identifier (NPI) is 1790905214, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffery Chamberlain's specialty?
- Jeffery Chamberlain is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffery Chamberlain located?
- Jeffery Chamberlain's practice location on file with NPPES is 2373 64th St Sw, Byron Center, MI 49315-7974.
- What is Jeffery Chamberlain's phone number?
- The practice phone number listed in the NPPES registry for Jeffery Chamberlain is (616) 685-1350.
- Does Jeffery Chamberlain accept Medicare?
- Jeffery Chamberlain is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffery Chamberlain's NPI active?
- Yes — Jeffery Chamberlain's NPI (1790905214) is active in the NPPES registry as of the last update on 2009-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.