Karen Barker, M.D.
NPI 1629268263 · Allergy & Immunology Physician · Daphne, AL
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Barker, M.D. is a Allergy & Immunology Physician provider in Daphne, AL (NPI 1629268263).
Provider details
- NPI number
- 1629268263
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0101245570 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
5,116 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 2,525 | $13 |
| Test for Allergy Using Allergenic Extract95004 | 1,305 | $3 |
| Professional Service for Multiple Injections of Allergen95117 | 284 | $10 |
| Test for Allergy Using Allergenic Extract Injected Into Skin95024 | 234 | $7 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 146 | $115 |
| Evaluation of Use of Breathing Device94664 | 107 | $15 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 95 | 41 |
| Montelukast Sodium | 74 | 28 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 73 | 18 |
| Azelastine Hcl | 68 | 27 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 68 | 43 |
| Prednisone | 60 | 41 |
| Famotidine | 50 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,458 across 154 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 100 Memorial Hospital Dr Ste 1aMobile, AL 36608-1128Phone: (251) 343-6848Fax: (251) 343-5708
- 2001 Spring Hill AveMobile, AL 36607-3326Phone: (251) 433-3344Fax: (251) 433-4052
- 5955 Airport BlvdMobile, AL 36608-3135Phone: (251) 633-0573Fax: (251) 633-7367
Registry dates
- Enumerated
- 2007-07-30
- Last updated
- 2019-06-28
Frequently asked questions
- What is Karen Barker's NPI number?
- Karen Barker's National Provider Identifier (NPI) is 1629268263, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Barker's specialty?
- Karen Barker is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Barker located?
- Karen Barker's practice location on file with NPPES is 8725 County Road 64, Daphne, AL 36526.
- What is Karen Barker's phone number?
- The practice phone number listed in the NPPES registry for Karen Barker is (251) 625-1370.
- Does Karen Barker accept Medicare?
- Karen Barker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Barker's NPI active?
- Yes — Karen Barker's NPI (1629268263) is active in the NPPES registry as of the last update on 2019-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.