Timothy Whelan, MD
NPI 1689767212 · Pulmonary Disease Physician · Charleston, SC
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Whelan, MD is a Pulmonary Disease Physician provider in Charleston, SC (NPI 1689767212).
Provider details
- NPI number
- 1689767212
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 46312 (MN)
Specialties & taxonomies
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
512 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 103 | $133 |
| Test to Measure Expiratory Airflow and Volume94010 | 57 | $8 |
| Test to Measure Expiratory Airflow and Volume94010 | 55 | $10 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 55 | $111 |
| 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 | 50 | $16 |
| Test to Examine How Well the Lungs Exchange Gases |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Nintedanib Esylatebrand: Ofev | 111 | 18 |
| Pirfenidone | 49 | 12 |
| Prednisone | 47 | 20 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 43 | 16 |
| Azithromycin | 35 | 12 |
| Montelukast Sodium | 26 | — |
| Pantoprazole Sodium | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$10,083 across 8 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
Registry dates
- Enumerated
- 2006-10-02
- Last updated
- 2010-07-30
Frequently asked questions
- What is Timothy Whelan's NPI number?
- Timothy Whelan's National Provider Identifier (NPI) is 1689767212, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Whelan's specialty?
- Timothy Whelan is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy Whelan located?
- Timothy Whelan's practice location on file with NPPES is 171 Ashley Ave, Charleston, SC 29425-8908.
- What is Timothy Whelan's phone number?
- The practice phone number listed in the NPPES registry for Timothy Whelan is (843) 792-1414.
- Does Timothy Whelan accept Medicare?
- Timothy Whelan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Whelan's NPI active?
- Yes — Timothy Whelan's NPI (1689767212) is active in the NPPES registry as of the last update on 2010-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.