Karina Whelan, MD
NPI 1164869640 · Internal Medicine Physician · Chapel Hill, NC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karina Whelan, MD is a Internal Medicine Physician provider in Chapel Hill, NC (NPI 1164869640).
Provider details
- NPI number
- 1164869640
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 2018-00752 (NC)
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
13 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
355 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) |
|---|---|---|
| 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 | 158 | $15 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 134 | $117 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 31 | $169 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 18 | $85 |
| Administration of Influenza Virus VaccineG0008 | 14 | $28 |
Typical Medicare-allowed amounts for these services range $15–$169 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 51 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 102 | 33 |
| Atorvastatin Calcium | 92 | 26 |
| Levothyroxine Sodium | 74 | 26 |
| Omeprazole | 66 | 20 |
| Losartan Potassium | 59 | 18 |
| Gabapentin | 55 | 17 |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-05-24
- Last updated
- 2018-07-03
Frequently asked questions
- What is Karina Whelan's NPI number?
- Karina Whelan's National Provider Identifier (NPI) is 1164869640, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karina Whelan's specialty?
- Karina Whelan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karina Whelan located?
- Karina Whelan's practice location on file with NPPES is 102 Mason Farm Rd Ste 3100, Chapel Hill, NC 27599.
- What is Karina Whelan's phone number?
- The practice phone number listed in the NPPES registry for Karina Whelan is (984) 974-4462.
- Does Karina Whelan accept Medicare?
- Karina Whelan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karina Whelan's NPI active?
- Yes — Karina Whelan's NPI (1164869640) is active in the NPPES registry as of the last update on 2018-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.