Doctor profile · Federal record
Dr. Ruth Feldman, PA-C
Physician Assistant · Columbia, MD
- NPI 1255930624
- Accepts Medicare
- 5 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
5500 Knoll North Dr Ste 290
Columbia, MD 210452389
(718) 564-3537 - Mailing address
-
8890 McGaw RD Ste 350-360
Columbia, MD 210454743
Credentials & registration
- NPI registered
- October 2020 — 6 yrs on file
- Profile last updated
- July 13, 2025
- Year of graduation
- 2021 — 5 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Maryland #C0008265
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255930624. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
544
Distinct HCPCS
2
Medicare allowed
$45,593
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 528 | 160 | $81 | |
90792 |
Psychiatric diagnostic evaluation with medical services | 16 | 16 | $173 |
In context: peer comparison
Among 17 peers in Columbia Physician Assistant, average services per provider: 84. This provider delivers 6.5× the peer median.Open Payments
Industry payments received
All-time total
$2,153
Transactions
126
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lundbeck LLC | 27 | $391.23 | |
| Abbvie INC. | 21 | $299.09 | |
| Neos Therapeutics, Lp | 13 | $247.22 | |
| Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) | 10 | $219.87 | |
| Neurocrine Biosciences, INC. | 6 | $160.22 | |
| Tris Pharma INC | 9 | $158.45 | |
| Bausch Health US, LLC | 13 | $158.15 | |
| Otsuka America Pharmaceutical, INC. | 12 | $155.38 | |
| Alkermes, INC. | 5 | $88.62 | |
| Teva Pharmaceuticals USA, INC. | 3 | $53.64 | |
| Almatica Pharma LLC | 2 | $52.54 | |
| Vanda Pharmaceuticals INC. | 2 | $47.36 | |
| Axsome Therapeutics, INC. | 1 | $31.86 | |
| Corium, LLC | 1 | $26.67 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $25.58 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,689
Patients
313
Total drug cost
$45,125
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Risperidone | Generic | 219 | 24 | $3,121 |
| Clonazepam | Generic | 165 | 27 | $1,822 |
| Alprazolam | Generic | 141 | 33 | $1,011 |
| Quetiapine Fumarate | Generic | 137 | 25 | $4,115 |
| Sertraline Hcl | Generic | 128 | 22 | $1,755 |
| Lorazepam | Generic | 119 | 18 | $1,044 |
| Trazodone Hcl | Generic | 116 | 36 | $2,389 |
| Escitalopram Oxalate | Generic | 104 | 29 | $1,723 |
| Divalproex Sodium | Generic | 100 | 13 | $6,105 |
| Bupropion Xl (Bupropion Hcl) | Brand | 99 | 31 | $4,506 |
Frequently asked questions
What is Dr. Ruth Feldman's medical specialty?
Dr. Ruth Feldman practices Physician Assistant in Columbia, MD.
Where does Dr. Ruth Feldman practice?
Dr. Ruth Feldman practices at 5500 Knoll North Dr Ste 290, Columbia, MD 210452389. Office phone: 7185643537.
What is Dr. Ruth Feldman's NPI?
Dr. Ruth Feldman's National Provider Identifier (NPI) is 1255930624, issued by NPPES.
Does Dr. Ruth Feldman accept Medicare assignment?
Yes. Dr. Ruth Feldman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ruth Feldman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Psychiatric diagnostic evaluation with medical services (HCPCS 90792). Source: CMS Medicare Physician & Other Practitioners file.