Harvey Dayton, M.D.
NPI 1710091137 · Internal Medicine Physician · Houston, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harvey Dayton, M.D. is a Internal Medicine Physician provider in Houston, TX (NPI 1710091137).
Provider details
- NPI number
- 1710091137
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G1884 (TX)
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
19 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
162 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 113 | $87 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 22 | $14 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 16 | $106 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 | 11 | $16 |
Typical Medicare-allowed amounts for these services range $14–$106 (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 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 106 | 50 |
| Amlodipine Besylate | 73 | 38 |
| Losartan Potassium | 67 | 34 |
| Lisinopril | 65 | 34 |
| Metformin Hcl | 57 | 37 |
| Levothyroxine Sodium | 50 | 23 |
| Empagliflozin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-19
- Last updated
- 2023-11-28
- Certified
- 2023-11-28
Frequently asked questions
- What is Harvey Dayton's NPI number?
- Harvey Dayton's National Provider Identifier (NPI) is 1710091137, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harvey Dayton's specialty?
- Harvey Dayton is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Harvey Dayton located?
- Harvey Dayton's practice location on file with NPPES is 1320 Quitman St, Houston, TX 77009-7936.
- What is Harvey Dayton's phone number?
- The practice phone number listed in the NPPES registry for Harvey Dayton is (713) 227-8246.
- Does Harvey Dayton accept Medicare?
- Harvey Dayton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harvey Dayton's NPI active?
- Yes — Harvey Dayton's NPI (1710091137) is active in the NPPES registry as of the last update on 2023-11-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.