Lester Kritzer, M.D.
NPI 1245206663 · Endocrinology, Diabetes & Metabolism Physician · Manchester, CT
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lester Kritzer, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Manchester, CT (NPI 1245206663).
Provider details
- NPI number
- 1245206663
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 022080 (CT)
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
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
337 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 | 133 | $133 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 125 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 79 | $93 |
Typical Medicare-allowed amounts for these services range $9–$133 (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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 938 | 252 |
| Levothyroxine Sodiumbrand: Synthroid | 285 | 75 |
| Metformin Hclbrand: Metformin Hcl Er | 86 | 26 |
| Liothyronine Sodium | 81 | 23 |
| Methimazole | 74 | 17 |
| Levothyroxine Sodiumbrand: Levoxyl | 43 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-25
- Last updated
- 2007-07-12
Frequently asked questions
- What is Lester Kritzer's NPI number?
- Lester Kritzer's National Provider Identifier (NPI) is 1245206663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lester Kritzer's specialty?
- Lester Kritzer is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Lester Kritzer located?
- Lester Kritzer's practice location on file with NPPES is 935 Main St, Manchester, CT 06040-6059.
- What is Lester Kritzer's phone number?
- The practice phone number listed in the NPPES registry for Lester Kritzer is (860) 649-0233.
- Does Lester Kritzer accept Medicare?
- Lester Kritzer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lester Kritzer's NPI active?
- Yes — Lester Kritzer's NPI (1245206663) is active in the NPPES registry as of the last update on 2007-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.