Robert Cooper, M.D.
NPI 1235159898 · Geriatric Medicine (Internal Medicine) Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Cooper, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Baltimore, MD (NPI 1235159898).
Provider details
- NPI number
- 1235159898
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0030377 (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
19 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
2,532 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 753 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 706 | $89 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 377 | $125 |
| Administration of Influenza Virus VaccineG0008 | 179 | $34 |
| Advance Care Planning, First 30 Minutes99497 | 133 | $79 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 73 | $14 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 116 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 591 | 163 |
| Amlodipine Besylate | 436 | 119 |
| Losartan Potassium | 352 | 102 |
| Hydrochlorothiazide | 217 | 66 |
| Lisinopril | 194 | 54 |
| Metoprolol Succinate | 178 | 48 |
| Pravastatin Sodium | 169 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$446 across 22 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
- 2006-07-19
- Last updated
- 2009-12-14
Frequently asked questions
- What is Robert Cooper's NPI number?
- Robert Cooper's National Provider Identifier (NPI) is 1235159898, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Cooper's specialty?
- Robert Cooper is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Cooper located?
- Robert Cooper's practice location on file with NPPES is 6503 Park Heights Ave, Baltimore, MD 21215-3002.
- What is Robert Cooper's phone number?
- The practice phone number listed in the NPPES registry for Robert Cooper is (410) 358-2397.
- Does Robert Cooper accept Medicare?
- Robert Cooper is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Cooper's NPI active?
- Yes — Robert Cooper's NPI (1235159898) is active in the NPPES registry as of the last update on 2009-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.