Amanda Kost, D.O.
NPI 1659647188 · Endocrinology, Diabetes & Metabolism Physician · Middletown, CT
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amanda Kost, D.O. is a Endocrinology, Diabetes & Metabolism Physician provider in Middletown, CT (NPI 1659647188).
Provider details
- NPI number
- 1659647188
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 56533 (CT)
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
14 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
398 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 | 254 | $136 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 48 | $34 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 46 | $16 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 30 | $180 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 20 | $99 |
Typical Medicare-allowed amounts for these services range $16–$180 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 |
|---|---|---|
| Levothyroxine Sodium | 524 | 127 |
| Metformin Hclbrand: Metformin Hcl Er | 126 | 40 |
| Liothyronine Sodium | 119 | 30 |
| Levothyroxine Sodiumbrand: Synthroid | 85 | 24 |
| Insulin Degludecbrand: Tresiba Flextouch U-200 | 70 | 20 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 67 | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-03-29
- Last updated
- 2019-12-23
- Certified
- 2019-12-23
Frequently asked questions
- What is Amanda Kost's NPI number?
- Amanda Kost's National Provider Identifier (NPI) is 1659647188, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amanda Kost's specialty?
- Amanda Kost is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Amanda Kost located?
- Amanda Kost's practice location on file with NPPES is 540 Saybrook Rd, Middletown, CT 06457-4711.
- What is Amanda Kost's phone number?
- The practice phone number listed in the NPPES registry for Amanda Kost is (860) 358-6875.
- Does Amanda Kost accept Medicare?
- Amanda Kost is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Amanda Kost's NPI active?
- Yes — Amanda Kost's NPI (1659647188) is active in the NPPES registry as of the last update on 2019-12-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.