Charles Karesh, M.D.
NPI 1497881619 · Internal Medicine Physician · Germantown, MD
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Karesh, M.D. is a Internal Medicine Physician provider in Germantown, MD (NPI 1497881619).
Provider details
- NPI number
- 1497881619
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0021726 (MD)
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
605 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 196 | $116 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 83 | $90 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 63 | $195 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 57 | $80 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 53 | $143 |
| Annual Depression Screening, 5 to 15 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 90 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 198 | 33 |
| Atorvastatin Calcium | 162 | 33 |
| Losartan Potassium | 133 | 34 |
| Metoprolol Succinate | 118 | 18 |
| Levothyroxine Sodium | 99 | 22 |
| Gabapentin | 81 | 14 |
| Mirtazapine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-23
- Last updated
- 2015-10-22
Frequently asked questions
- What is Charles Karesh's NPI number?
- Charles Karesh's National Provider Identifier (NPI) is 1497881619, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Karesh's specialty?
- Charles Karesh is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Karesh located?
- Charles Karesh's practice location on file with NPPES is 20410 Observation Dr 210, Germantown, MD 20876-6422.
- What is Charles Karesh's phone number?
- The practice phone number listed in the NPPES registry for Charles Karesh is (301) 869-9776.
- Does Charles Karesh accept Medicare?
- Charles Karesh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Karesh's NPI active?
- Yes — Charles Karesh's NPI (1497881619) is active in the NPPES registry as of the last update on 2015-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.