Michael Peimer, M.D.
NPI 1306840939 · Internal Medicine Physician · Chestertown, MD
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Peimer, M.D. is a Internal Medicine Physician provider in Chestertown, MD (NPI 1306840939).
Provider details
- NPI number
- 1306840939
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D0060301 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
21 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
507 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 155 | $90 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 137 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 84 | $127 |
| Urinalysis, Manual Test81002 | 56 | $3 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 43 | $129 |
| Administration of Non-Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96401 | 21 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 47 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 132 | 45 |
| Ezetimibe | 115 | 33 |
| Rosuvastatin Calcium | 91 | 31 |
| Levothyroxine Sodium | 90 | 21 |
| Apixabanbrand: Eliquis | 84 | 16 |
| Tamsulosin Hcl | 78 | 22 |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$100 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-10
- Last updated
- 2010-01-13
Frequently asked questions
- What is Michael Peimer's NPI number?
- Michael Peimer's National Provider Identifier (NPI) is 1306840939, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Peimer's specialty?
- Michael Peimer is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Peimer located?
- Michael Peimer's practice location on file with NPPES is 122 Speer Rd, Chestertown, MD 21620-1033.
- What is Michael Peimer's phone number?
- The practice phone number listed in the NPPES registry for Michael Peimer is (410) 778-0200.
- Does Michael Peimer accept Medicare?
- Michael Peimer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Peimer's NPI active?
- Yes — Michael Peimer's NPI (1306840939) is active in the NPPES registry as of the last update on 2010-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.