David Merrill, D.O.
NPI 1306266796 · Hospitalist Physician · Prescott, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Merrill, D.O. is a Hospitalist Physician provider in Prescott, AZ (NPI 1306266796).
Provider details
- NPI number
- 1306266796
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 00000000000000000000 (OH)
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
12 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
993 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 543 | $75 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 173 | $77 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 103 | $112 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 98 | $109 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 62 | $125 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 14 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 77 | 21 |
| Trazodone Hcl | 62 | 14 |
| Cefdinir | 43 | 41 |
| Prednisone | 42 | 42 |
| Potassium Chloride | 38 | 29 |
| Furosemide | 36 | 24 |
| Lisinopril | 32 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-04-23
- Last updated
- 2018-03-20
Frequently asked questions
- What is David Merrill's NPI number?
- David Merrill's National Provider Identifier (NPI) is 1306266796, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Merrill's specialty?
- David Merrill is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is David Merrill located?
- David Merrill's practice location on file with NPPES is 1003 Willow Creek Rd, Prescott, AZ 86301-1641.
- What is David Merrill's phone number?
- The practice phone number listed in the NPPES registry for David Merrill is (928) 445-2700.
- Does David Merrill accept Medicare?
- David Merrill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Merrill's NPI active?
- Yes — David Merrill's NPI (1306266796) is active in the NPPES registry as of the last update on 2018-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.