Graham Hughes, MD
NPI 1639632557 · Psychiatry Physician · Westlake, OH
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Graham Hughes, MD is a Psychiatry Physician provider in Westlake, OH (NPI 1639632557).
Provider details
- NPI number
- 1639632557
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
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 tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
99 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 58 | $65 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 41 | $112 |
Typical Medicare-allowed amounts for these services range $65–$112 (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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Lamotrigine | 43 |
| Trazodone Hcl | 39 |
| Buspirone Hcl | 32 |
| Sertraline Hcl | 27 |
| Gabapentin | 27 |
| Cariprazine Hclbrand: Vraylar | 25 |
| Bupropion Hclbrand: Bupropion Xl | 25 |
| Fluoxetine Hcl | 19 |
| Alprazolam | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,532 across 161 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-04-08
- Last updated
- 2023-11-16
- Certified
- 2023-11-16
Frequently asked questions
- What is Graham Hughes's NPI number?
- Graham Hughes's National Provider Identifier (NPI) is 1639632557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Graham Hughes's specialty?
- Graham Hughes is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Graham Hughes located?
- Graham Hughes's practice location on file with NPPES is 29055 Clemens Rd Ste a, Westlake, OH 44145-1135.
- What is Graham Hughes's phone number?
- The practice phone number listed in the NPPES registry for Graham Hughes is (216) 450-1613.
- Does Graham Hughes accept Medicare?
- Graham Hughes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Graham Hughes's NPI active?
- Yes — Graham Hughes's NPI (1639632557) is active in the NPPES registry as of the last update on 2023-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.