Karen Mutter, D.O.
NPI 1265470892 · Internal Medicine Physician · Clearwater, FL
Karen Mutter, D.O. is a Internal Medicine Physician provider in Clearwater, FL (NPI 1265470892).
Provider details
- NPI number
- 1265470892
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- License
- OS 6328 (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
402 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 | 202 | $118 |
| Osteopathic Manipulative Treatment, 9-10 Body Regions98929 | 119 | $78 |
| Osteopathic Manipulative Treatment, 7-8 Body Regions98928 | 81 | $66 |
Typical Medicare-allowed amounts for these services range $66–$118 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-04
- Last updated
- 2007-07-08
Frequently asked questions
- What is Karen Mutter's NPI number?
- Karen Mutter's National Provider Identifier (NPI) is 1265470892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Mutter's specialty?
- Karen Mutter is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Mutter located?
- Karen Mutter's practice location on file with NPPES is 5771 Roosevelt Blvd, Clearwater, FL 33760-3413.
- What is Karen Mutter's phone number?
- The practice phone number listed in the NPPES registry for Karen Mutter is (727) 524-0900.
- Is Karen Mutter's NPI active?
- Yes — Karen Mutter's NPI (1265470892) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.