Ryan Holstead, MD
NPI 1952753873 · Hematology & Oncology Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Holstead, MD is a Hematology & Oncology Physician provider in Worcester, MA (NPI 1952753873).
Provider details
- NPI number
- 1952753873
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1014566 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
532 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 129 | $144 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 127 | $99 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 66 | $142 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 52 | $97 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 37 | $127 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
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) | Beneficiaries |
|---|---|---|
| Prochlorperazine Maleate | 100 | 64 |
| Oxycodone Hcl | 47 | 16 |
| Ondansetron Hcl | 45 | 33 |
| Loperamide Hclbrand: Loperamide | 33 | 20 |
| Apixabanbrand: Eliquis | 21 | — |
| Lidocaine/Prilocainebrand: Lidocaine-Prilocaine | 20 | 15 |
| Prednisone | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$167 across 1 record (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
Additional practice locations (2)
- 275 Nichols RdFitchburg, MA 01420-1919Phone: (978) 343-5048
- 157 Union StMarlborough, MA 01752-1228Phone: (508) 486-6700
Registry dates
- Enumerated
- 2016-07-02
- Last updated
- 2023-08-22
- Certified
- 2023-08-22
Frequently asked questions
- What is Ryan Holstead's NPI number?
- Ryan Holstead's National Provider Identifier (NPI) is 1952753873, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Holstead's specialty?
- Ryan Holstead is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Ryan Holstead located?
- Ryan Holstead's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Ryan Holstead's phone number?
- The practice phone number listed in the NPPES registry for Ryan Holstead is (508) 334-3550.
- Does Ryan Holstead accept Medicare?
- Ryan Holstead is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Holstead's NPI active?
- Yes — Ryan Holstead's NPI (1952753873) is active in the NPPES registry as of the last update on 2023-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.