Gerard Klinzing, MD
NPI 1588644108 · Family Medicine Physician · Bryn Mawr, PA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gerard Klinzing, MD is a Family Medicine Physician provider in Bryn Mawr, PA (NPI 1588644108).
Provider details
- NPI number
- 1588644108
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD025267E (PA)
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 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
699 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 | 370 | $131 |
| 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 | 308 | $17 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 21 | $93 |
Typical Medicare-allowed amounts for these services range $17–$131 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 127 | 25 |
| Amlodipine Besylate | 116 | 20 |
| Levothyroxine Sodium | 88 | 15 |
| Metoprolol Succinate | 69 | 11 |
| Gabapentin | 57 | 13 |
| Losartan Potassium | 51 | 13 |
| Apixaban |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-19
- Last updated
- 2014-09-17
Frequently asked questions
- What is Gerard Klinzing's NPI number?
- Gerard Klinzing's National Provider Identifier (NPI) is 1588644108, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerard Klinzing's specialty?
- Gerard Klinzing is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gerard Klinzing located?
- Gerard Klinzing's practice location on file with NPPES is 933 E Haverford Rd, Bryn Mawr, PA 19010-3819.
- What is Gerard Klinzing's phone number?
- The practice phone number listed in the NPPES registry for Gerard Klinzing is (610) 520-5200.
- Does Gerard Klinzing accept Medicare?
- Gerard Klinzing is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gerard Klinzing's NPI active?
- Yes — Gerard Klinzing's NPI (1588644108) is active in the NPPES registry as of the last update on 2014-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.