Joanna Delaney, D.O.
NPI 1548284995 · Family Medicine Physician · Chevy Chase, MD
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Delaney, D.O. is a Family Medicine Physician provider in Chevy Chase, MD (NPI 1548284995).
Provider details
- NPI number
- 1548284995
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- H0064410 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,247 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 352 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 244 | $142 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 130 | $101 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 110 | $143 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 95 | $18 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 83 | 27 |
| Rosuvastatin Calcium | 79 | 33 |
| Amlodipine Besylate | 52 | 22 |
| Levothyroxine Sodium | 49 | 19 |
| Gabapentin | 43 | — |
| Lisinopril | 43 | 18 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-27
- Last updated
- 2019-05-03
Frequently asked questions
- What is Joanna Delaney's NPI number?
- Joanna Delaney's National Provider Identifier (NPI) is 1548284995, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Delaney's specialty?
- Joanna Delaney is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joanna Delaney located?
- Joanna Delaney's practice location on file with NPPES is 8401 Connecticut Ave Ph Suite, Chevy Chase, MD 20815-5822.
- What is Joanna Delaney's phone number?
- The practice phone number listed in the NPPES registry for Joanna Delaney is (301) 942-2212.
- Does Joanna Delaney accept Medicare?
- Joanna Delaney is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Delaney's NPI active?
- Yes — Joanna Delaney's NPI (1548284995) is active in the NPPES registry as of the last update on 2019-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.