Mark Biagtan
NPI 1376707307 · Allergy Physician · Madison, WI
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Biagtan is a Allergy Physician provider in Madison, WI (NPI 1376707307).
Provider details
- NPI number
- 1376707307
- Entity type
- Individual
- Primary specialty
- Allergy PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 54168 (WI)
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 tenure28% of score
17 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
2,403 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) |
|---|---|---|
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 628 | $14 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 314 | $13 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 295 | $85 |
| Test for Allergy Using Allergenic Extract95004 | 261 | $3 |
| Test to Measure Expiratory Airflow and Volume94010 | 221 | $26 |
| Professional Service for Multiple Injections of Allergen95117 | 197 | $11 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 353 | 103 |
| Azelastine Hcl | 317 | 128 |
| Fluticasone Propionatebrand: Fluticasone Propionate Hfa | 284 | 82 |
| Fluticasone Propion/Salmeterolbrand: Advair Hfa | 272 | 53 |
| Fluticasone Propionate | 204 | 67 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 182 | 93 |
| Fluticasone Propion/Salmeterol |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-07-18
- Last updated
- 2021-01-14
- Certified
- 2021-01-14
Frequently asked questions
- What is Mark Biagtan's NPI number?
- Mark Biagtan's National Provider Identifier (NPI) is 1376707307, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Biagtan's specialty?
- Mark Biagtan is listed in the NPPES registry with a primary specialty of Allergy Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Biagtan located?
- Mark Biagtan's practice location on file with NPPES is 20 S Park St, Madison, WI 53715.
- What is Mark Biagtan's phone number?
- The practice phone number listed in the NPPES registry for Mark Biagtan is (608) 287-2600.
- Does Mark Biagtan accept Medicare?
- Mark Biagtan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Biagtan's NPI active?
- Yes — Mark Biagtan's NPI (1376707307) is active in the NPPES registry as of the last update on 2021-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.