DR. STEPHEN WARREN BLATCHLY (M.D.) – Family Medicine Physician, NPI 1457353963

DR. STEPHEN WARREN BLATCHLY (M.D.) is a healthcare provider. based in Sidney, Ohio. specializing in FAMILY PRACTICE. They hold the professional credentials M.D.. They hold a License No. 35043788 (OH). The NPI Number for DR. STEPHEN WARREN BLATCHLY (M.D.) is 1457353963

Main info

Male
Sole Proprietor
48 Years Of Experience
Accepts Medicare Assignment
Name
DR. STEPHEN WARREN BLATCHLY (M.D.)
NPI
1457353963
Phone
(937) 498-1335
Address
823 MICHIGAN ST BLDG B
Enumeration Date
15 August 2005
Last Update Date
4 February 2019

Doctor Profile

Medical School Name
STATE UNIVERSITY OF NY UPSTATE MEDICAL UNIVERSITY
Secondary Phone
9374981335
Graduation Year
1978 (48 years ago)
PAC ID
4789711813
Group Practice PAC ID
4385549666
Professional Enrollment ID
I20100422000124
Address ID
OH453652685SI823XXSTXX302
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness75
Years active:20State licenses:1Digital endpointsOther names

4,431 FAMILY PRACTICE in OH

Provider Addresses for DR. STEPHEN WARREN BLATCHLY (M.D.)

  • 823 MICHIGAN ST BLDG B

    SIDNEY, OH 453652685

    Phone: (937) 498-1335

    Fax: (937) 498-1011

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2010-04-22

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20100422000124IFamily PracticeOHTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99213Established patient office or other outpatient visit, 20-29 minutes812320$0
J3301Injection, triamcinolone acetonide, not otherwise specified, 10 mg25537$0
36415Insertion of needle into vein for collection of blood sample246161$0
99214Established patient office or other outpatient visit, 30-39 minutes188136$0
99307Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes13537$0
View full utilization report →

Insurance plans in this area (ZIP 45365)

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Provider's Procedures

DR. STEPHEN WARREN BLATCHLY (M.D.) performs procedures in FAMILY PRACTICE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
FAMILY MEDICINEOH20610Aspiration and/or injection of large joint or joint capsule4931
FAMILY MEDICINEOH90670Pneumococcal vaccine for injection into muscle6363

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 4385549666View full group profile

Reviews

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Frequently asked questions

What number should I use to identify DR. STEPHEN WARREN BLATCHLY (M.D.) for billing?
Administrative and clinical systems typically use NPI 1457353963 for DR. STEPHEN WARREN BLATCHLY (M.D.).
Should I treat DR. STEPHEN WARREN BLATCHLY (M.D.) as an active provider?
Patients and plans typically see DR. STEPHEN WARREN BLATCHLY (M.D.) as active in the national extract.
Which specialty label fits DR. STEPHEN WARREN BLATCHLY (M.D.)?
NPPES ties DR. STEPHEN WARREN BLATCHLY (M.D.) to Family Medicine Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.
Can patients visit DR. STEPHEN WARREN BLATCHLY (M.D.) in Sidney, Ohio?
For routing, start with Sidney, Ohio for DR. STEPHEN WARREN BLATCHLY (M.D.), then verify phone and hours locally.
Why is information missing for DR. STEPHEN WARREN BLATCHLY (M.D.)?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

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