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Edit this profileAt a glance
- 5500 Knoll North Dr Ste 290, Columbia, MD 21045
About Ruth Feldman
Ruth Z. Feldman, PA-C is a physician assistant practicing in Columbia, MD. According to Medicare claims data, Ruth cared for 247 Medicare patients across 734 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and psychiatric diagnostic evaluation with medical services. This provider record is associated with NPI 1255930624.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (718) 564-3537
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
5500 KNOLL NORTH DR STE 290
Columbia, MD 21045
Procedures Most Often Billed to Medicare
734 services · 247 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
17 | Less often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
578 | More than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
139 | More often than most peers in Physician Assistant |
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 8
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 physician assistants in Columbia 8
Same specialty, same city.
More connections — 19 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychiatric diagnostic evaluation with medical services 3
Providers in MD who bill this service to Medicare most often.
Common questions
What does Ruth Z. Feldman specialize in?
Ruth Z. Feldman is a physician assistant in Columbia, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Ruth Z. Feldman located?
Ruth Z. Feldman is listed at 5500 Knoll North Dr Ste 290, Columbia, MD 21045. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Ruth Z. Feldman's phone number?
The number on file is (718) 564-3537. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Ruth Z. Feldman's NPI number?
Ruth Z. Feldman's National Provider Identifier is 1255930624. 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 Ruth Z. Feldman train?
Ruth Z. Feldman attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How long has Ruth Z. Feldman been practicing?
Ruth Z. Feldman has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What does Ruth Z. Feldman do most often?
According to Medicare billing data, Ruth Z. Feldman provides treatments such as psychiatric diagnostic evaluation with medical services, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Ruth Z. Feldman confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Ruth Z. Feldman. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.