Karen Feldman, CRNP
Family Nurse Practitioner · Baltimore, MD
Karen Feldman, CRNP is a family nurse practitioner with a practice address in Baltimore, Maryland, and NPI 1104396829, issued on Nov 26, 2018. Check the license (Maryland R196482, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen Feldman
- Credential
- CRNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- R196482 MD
Self-reported in NPPES; status is on the state search - Practice location
- 6610 Tributary St, Baltimore, MD 21224
- Phone
- (410) 633-6300
- Enumerated
- Nov 26, 2018
- Record last updated
- Nov 26, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190111000007); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,124 in Maryland → Look up another NPI →
Also registered at 6610 Tributary St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen Feldman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R196482Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family nurse practitioner in 2024
19 Medicare Part D claims for 11 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $71.74
5 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Teresa Hoffman M.D. And Associates, LLCBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen Feldman among 4,124 family nurse practitioner records in Maryland
Karen Feldman, CRNP is one of 4,124 family nurse practitioner records with a practice address in Maryland. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 43% of them.
- NPI issued2018 · 43% of these records are older, 50% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2018 · median 2019 among the 2,370 with a school on file
- Record last updated2018 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
712 family nurse practitioner records list a practice address in Baltimore
They are 712 of the 35,183 NPPES records with a practice address in Baltimore, and 4,124 family nurse practitioner records in Maryland.
All 4,124 in Maryland → Every provider in Baltimore → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Tyler Cornell, CRNPBaltimore, MD 212241255576724
- Nirali Depasquale, FNPBaltimore, MD 212241255603346
- Kathleen Diamond, CRNPBaltimore, MD 212241962491027
- Alissa Dye, FNPBaltimore, MD 212241255564886
- Faye Feldman, CRNPBaltimore, MD 212241285673053
- Meghan Greeley, FNPBaltimore, MD 212241174826648
- Palmtama Grier, CFNPBaltimore, MD 212241871828319
- Cheryl Harrow, MS, APRNBaltimore, MD 212241881751774
Common questions
What is Karen Feldman, CRNP's NPI number?
Karen Feldman, CRNP's National Provider Identifier (NPI) is 1104396829, issued on Nov 26, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Karen Feldman, CRNP located?
The NPPES record lists a practice address at 6610 Tributary St, Baltimore, MD, 21224. Phone: (410) 633-6300. Providers update this record themselves, so call before visiting.
How can I verify Karen Feldman, CRNP's license?
NPPES lists Maryland license number R196482, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Karen Feldman, CRNP prescribe under Medicare Part D?
In 2024, Karen Feldman, CRNP had 19 Medicare Part D claims for 11 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.