Physician Profile
Unclaimed ProfileAbout PENG
Based in Baltimore, MD, Ruth Y Peng, MD is listed in the NPI registry under pathology. Ruth graduated from Albert Einstein College of Medicine of Yeshiva University in 1999. Ruth is also listed as specialising in anatomic & clinical pathology.
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. Peng's specialty?
Dr. Peng is a pathology in Baltimore, MD. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PATHOLOGY”.
NPI registry
Where can I find Dr. Peng?
Dr. Peng is listed at 345 ST. PAUL PLACE 7TH FLOOR, PATHOLOGY DEPT., Baltimore, MD 21202. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Peng?
The number on file is (410) 332-9447. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Peng's NPI number?
Dr. Peng's National Provider Identifier is 1891753638. 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. Peng's medical education?
Dr. Peng attended Albert Einstein College of Medicine of Yeshiva University, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Peng been practising?
Dr. Peng has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Peng known for?
According to Medicare billing data, Dr. Peng the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Peng confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Peng. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (410) 332-9447
- Email not available
Practice Locations
345 ST. PAUL PLACE 7TH FLOOR, PATHOLOGY DEPT.
Baltimore, MD 21202
Procedures Most Often Billed to Medicare
3,076 services · 1,765 patients · 23 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
1,062 |
| Special stained specimen slides to examine tissue, each additional procedure | Lab test | 88341 |
435 |
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
277 |
| Special stained specimen slides to examine tissue, initial procedure | Lab test | 88342 |
260 |
| Pathology examination of tissue using a microscope, moderately high complexity | Lab test | 88307 |
178 |
| Evaluation of fine needle aspirate with interpretation and report | Lab test | 88173 |
115 |
| Cell examination of specimen, selective cellular enhancement technique | Lab test | 88112 |
109 |
| Preparation of tissue for examination by removing any calcium present | Lab test | 88311 |
91 |
| Microscopic genetic analysis of tumor, manual | Lab test | 88360 |
79 |
| Pathology examination of tissue using a microscope, moderately low complexity | Lab test | 88304 |
75 |
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 pathology specialists at this location 2
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 pathology specialists in Baltimore 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Albert Einstein College of Medicine of Yeshiva University 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Albert Einstein College of Medicine of Yeshiva University 8
Providers who graduated from the same medical school in the same year.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.