Mary King, DO
NPI 1255338083 · Internal Medicine Physician · Largo, FL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary King, DO is a Internal Medicine Physician provider in Largo, FL (NPI 1255338083).
Provider details
- NPI number
- 1255338083
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- OS0007369 (FL)
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
255 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 | 106 | $88 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 52 | $125 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 27 | $9 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 27 | $18 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 26 | $124 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 129 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 773 | 267 |
| Lisinopril | 526 | 175 |
| Levothyroxine Sodium | 437 | 143 |
| Amlodipine Besylate | 335 | 115 |
| Losartan Potassium | 321 | 118 |
| Alprazolam | 319 | 68 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2025-11-11
- Certified
- 2025-11-11
Frequently asked questions
- What is Mary King's NPI number?
- Mary King's National Provider Identifier (NPI) is 1255338083, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary King's specialty?
- Mary King is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mary King located?
- Mary King's practice location on file with NPPES is 10225 Ulmerton Rd Ste 1a, Largo, FL 33771-3522.
- What is Mary King's phone number?
- The practice phone number listed in the NPPES registry for Mary King is (727) 585-7408.
- Does Mary King accept Medicare?
- Mary King is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary King's NPI active?
- Yes — Mary King's NPI (1255338083) is active in the NPPES registry as of the last update on 2025-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.