Physician Profile
Unclaimed ProfileAbout LAGER
Robert A Lager, MD is a healthcare provider in Washington, DC specializing in cardiovascular disease (cardiology). Robert trained at Perelman School of Med at the University of Pennsylvania, graduating in 1995. Robert is also listed as specializing in cardiovascular disease. Medicare claims data shows Robert provided 3,395 services to 2,354 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (202) 822-9356
- Email not available
Practice Locations
2131 K ST NW STE 800
Washington, DC 20037
Procedures Most Often Billed to Medicare
3,395 services · 2,354 patients · 16 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
65 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
639 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
207 |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
133 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | Treatment | 93015 |
72 |
| Heart rhythm recording, analysis, interpretation and report of continous external ekg over more than 1 week up to 1 weeks | Treatment | 93245 |
28 |
| Technetium tc-99m tetrofosmin, diagnostic, per study dose | A9502 |
74 | |
| Injection, regadenoson, 0.1 mg | Drug given | J2785 |
48 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
700 |
| Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | Office visit | 99457 |
361 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other cardiovascular diseases in Washington 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Perelman School of Med at the University of Pennsylvania 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at Perelman School of Med at the University of Pennsylvania 8
Providers who graduated from the same medical school in the same year.
Also performs Nuclear medicine studies of heart muscle at rest and with stress and spect 8
Providers in DC who bill this service to Medicare most often.
Common questions
What does Dr. Lager specialize in?
Dr. Lager is a cardiovascular disease (cardiology) in Washington, DC. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
Where is Dr. Lager located?
Dr. Lager is listed at 2131 K ST NW STE 800, Washington, DC 20037. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Lager's phone number?
The number on file is (202) 822-9356. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Lager?
Dr. Lager's National Provider Identifier is 1972510741. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Lager go to medical school?
Dr. Lager attended Perelman School of Med at the University of Pennsylvania, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Lager have?
Dr. Lager has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Lager do most often?
According to Medicare billing data, Dr. Lager performs imaging including nuclear medicine studies of heart muscle at rest and with stress and spect; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and ultrasound of heart with color-depicted blood flow, rate, direction and valve function, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Lager's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lager. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.