Stephen Krinzman, M.D.
NPI 1003898420 · Pulmonary Disease Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Krinzman, M.D. is a Pulmonary Disease Physician provider in Worcester, MA (NPI 1003898420).
Provider details
- NPI number
- 1003898420
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 77340 (MA)
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
20 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
457 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 110 | $96 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 65 | $78 |
| Critical Care, First 30-74 Minutes99291 | 59 | $207 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 54 | $116 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 46 | $63 |
| 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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 122 | 32 |
| Ipratropium Bromide | 83 | 33 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 82 | 16 |
| Azelastine Hcl | 72 | 20 |
| Fluticasone Propionate | 61 | 24 |
| Prednisone | 60 | 30 |
| Montelukast Sodium | 39 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-20
- Last updated
- 2024-05-30
- Certified
- 2024-05-30
Frequently asked questions
- What is Stephen Krinzman's NPI number?
- Stephen Krinzman's National Provider Identifier (NPI) is 1003898420, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Krinzman's specialty?
- Stephen Krinzman is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Krinzman located?
- Stephen Krinzman's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Stephen Krinzman's phone number?
- The practice phone number listed in the NPPES registry for Stephen Krinzman is (508) 334-1975.
- Does Stephen Krinzman accept Medicare?
- Stephen Krinzman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Krinzman's NPI active?
- Yes — Stephen Krinzman's NPI (1003898420) is active in the NPPES registry as of the last update on 2024-05-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.