Physician Profile
Unclaimed ProfileAbout CHEN
David Ray Chen, MD practises rheumatology in Philadelphia, PA. David is a 2006 graduate of Drexel University College of Medicine.
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
Common questions
What is Dr. Chen's specialty?
Dr. Chen is a rheumatology in Philadelphia, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “RHEUMATOLOGY”.
NPI registry
Where can I find Dr. Chen?
Dr. Chen is listed at 822 PINE ST SUITE 3A, Philadelphia, PA 19107. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Chen?
The number on file is (215) 829-5358. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Chen's NPI number?
Dr. Chen's National Provider Identifier is 1093941510. 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
What is Dr. Chen's medical education?
Dr. Chen attended Drexel University College of Medicine, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chen been practising?
Dr. Chen has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Chen known for?
According to Medicare billing data, Dr. Chen performs procedures including insertion of needle into vein for collection of blood sample and aspiration and/or injection of fluid from large joint; provides treatments such as injection of drug or substance under skin or into muscle and administration of chemotherapy into vein, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Chen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chen. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (215) 829-5358
- Email not available
Practice Locations
822 PINE ST SUITE 3A
Philadelphia, PA 19107
Procedures Most Often Billed to Medicare
59,517 services · 1,335 patients · 20 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
174 |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
101 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
514 |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
147 |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
113 |
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
97 |
| Influenza vaccine, inactivated | Treatment | 90653 |
18 |
| Injection, romosozumab-aqqg, 1 mg | Drug given | J3111 |
28,560 |
| Injection, denosumab, 1 mg | Drug given | J0897 |
14,280 |
| Injection, golimumab, 1 mg, for intravenous use | Drug given | J1602 |
9,340 |
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.
Other rheumatology specialists at this location 3
Same specialty, same street address — most likely the same department or group.
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 rheumatology specialists in Philadelphia 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Drexel University College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2006 at Drexel University College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in PA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.