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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

RYAN C. HAUG PA
NPI 1013977065
Physician Assistant in Greenfield, MA

Active since March 24, 2006PECOS Enrolled
164 HIGH ST, GREENFIELD, MA 01301(413) 773-2263(413) 773-2127 Get Directions Write a Review

NPPES record last updated: July 21, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 21, 2026, Oct 11, 2021, Sep 2, 2016 (3 updates tracked since 2016).

About Ryan C. Haug Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

RYAN C. HAUG PA (NPI 1013977065) is an individual physician assistant in Greenfield, Massachusetts, licensed in District Of Columbia (PA200001974) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1013977065
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameRYAN C. HAUGCredential: PA
Location Address164 HIGH STGreenfield, MA 01301-2613
Mailing Address759 Chestnut StSpringfield, MA 01199-1619 · (413) 794-9999
Phone(413) 773-2263
Fax(413) 773-2127
Sole ProprietorNo
Enumeration DateMarch 24, 2006
Last NPPES UpdateJuly 21, 20263 updates tracked since enumeration
NPPES CertifiedJuly 21, 2026
✔ NPI 1013977065 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Licenses✔ Licensed in DC · PA200001974✔ Licensed in CT · 001637
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
164 HIGH ST, Greenfield, MA 01301
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ryan C. Haug Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01301 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$73.22 typical visit price
range $19.11 – $144.84
Typical copayment $18.30 (range $4.77 – $36.21)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

THOMAS HAGAMEN MD
Emergency Medicine
164 HIGH ST, GREENFIELD
GREENFIELD, MA 01301
Franklin County (413) 773-2263
TEA KODUA MD
Internal Medicine
164 HIGH ST
GREENFIELD, MA 01301
Franklin County (413) 772-0211
LOIS B LEVIN RD
Dietitian, Registered
164 HIGH ST
GREENFIELD, MA 01301
Franklin County (413) 773-2334
ESTATE KOKOSADZE MD
Internal Medicine
164 HIGH ST
GREENFIELD, MA 01301
Franklin County (413) 772-0211
JENNIFER M DOHRMANN
Emergency Medicine
164 HIGH ST
GREENFIELD, MA 01301
Franklin County (413) 772-2263
DR. LUCAS C ROSIERE M.D.
Emergency Medicine
164 HIGH ST
GREENFIELD, MA 01301
Franklin County (413) 773-0211
MR. ALEXANDER TEW
Student in an Organized Health Care Education/Training Program
164 HIGH ST
GREENFIELD, MA 01301
Franklin County (413) 773-0211
MR. KENNETH GRANTLAND CHRISTIAN III MD
Emergency Medicine
164 HIGH ST
GREENFIELD, MA 01301
Franklin County (413) 773-2263

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ryan Haug's NPI number?

The NPI number for Ryan Haug is 1013977065. It was assigned to this individual provider in the NPPES registry on March 24, 2006.

Where is Ryan Haug located?

Ryan Haug practices at 164 High St, Greenfield, MA 01301. The listed phone number is (413) 773-2263.

What is Ryan Haug's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Ryan Haug enrolled in Medicare?

Yes. Ryan Haug is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ryan Haug was last updated on July 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.