Michael Harrington, MD
NPI 1174556096 · Geriatric Medicine (Internal Medicine) Physician · Cleveland, OH
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Harrington, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Cleveland, OH (NPI 1174556096).
Provider details
- NPI number
- 1174556096
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35069300 (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
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
1,058 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 | 460 | $92 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 456 | $16 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 116 | $137 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 26 | $62 |
Typical Medicare-allowed amounts for these services range $16–$137 (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 · 148 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 402 | 65 |
| Atorvastatin Calcium | 379 | 97 |
| Oxycodone Hcl | 331 | 61 |
| Pregabalin | 324 | 89 |
| Gabapentin | 317 | 71 |
| Metoprolol Succinate | 290 | 71 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-07
- Last updated
- 2021-12-27
Frequently asked questions
- What is Michael Harrington's NPI number?
- Michael Harrington's National Provider Identifier (NPI) is 1174556096, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Harrington's specialty?
- Michael Harrington is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Harrington located?
- Michael Harrington's practice location on file with NPPES is 2500 Metrohealth Dr, Cleveland, OH 44109-1900.
- What is Michael Harrington's phone number?
- The practice phone number listed in the NPPES registry for Michael Harrington is (216) 778-7800.
- Does Michael Harrington accept Medicare?
- Michael Harrington is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Harrington's NPI active?
- Yes — Michael Harrington's NPI (1174556096) is active in the NPPES registry as of the last update on 2021-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.