Michael Guo
NPI 1285123679 · Neurology Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Guo is a Neurology Physician provider in Philadelphia, PA (NPI 1285123679).
Provider details
- NPI number
- 1285123679
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 238699 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 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
272 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 118 | $147 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 40 | $184 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 34 | $134 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 24 | $99 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 19 | $178 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 303 | 63 |
| Memantine Hcl | 159 | 38 |
| Sertraline Hcl | 62 | 18 |
| Mirtazapine | 40 | 11 |
| Donepezil Hclbrand: Donepezil Hcl Odt | 34 | 11 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 23 | — |
| Propranolol Hcl | 18 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-05-02
- Last updated
- 2022-09-14
- Certified
- 2022-09-14
Frequently asked questions
- What is Michael Guo's NPI number?
- Michael Guo's National Provider Identifier (NPI) is 1285123679, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Guo's specialty?
- Michael Guo is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Guo located?
- Michael Guo's practice location on file with NPPES is 3400 Spruce St, Philadelphia, PA 19104-4238.
- What is Michael Guo's phone number?
- The practice phone number listed in the NPPES registry for Michael Guo is (215) 662-3606.
- Does Michael Guo accept Medicare?
- Michael Guo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Guo's NPI active?
- Yes — Michael Guo's NPI (1285123679) is active in the NPPES registry as of the last update on 2022-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.