National Provider Identifier

Marvin Grieff, M.D.

Marvin Grieff, M.D. is listed in the NPPES registry with a primary specialty of Nephrology Physician in Rochester, NY and a listed phone number of (585) 922-0403.

NPI 1477500619Rochester, NYNephrology Physician

Source: public NPPES record, last updated July 29, 2014. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.

Profile Overview

NPI
1477500619
Provider Type
Individual
Primary Specialty
Nephrology Physician
Enumeration Date
May 30, 2006
Last Updated
July 29, 2014

Practice Location

  • 1425 Portland Ave
  • Rochester, NY 14621-3001

Phone: (585) 922-0403

Specialties

  • Nephrology Physician (207RN0300X)

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Medicare Part B Activity

Reported 903 Medicare fee-for-service service lines in 2024.

Peer comparison

Compared to Internal Medicine providers in the Rochester, NY metro area.

This provider is in the 92nd percentile for Medicare service volume.

Among the highest-volume peers.

Performs 234% more Medicare services than the peer median.

Higher than 786 of 858 peers.

Activity Percentile
91.6%
Rank by Services
72 of 858
Total Services
903
Est. Allowed Value
$136,539.84
Dataset Year
2024
Drug Code Share
0.0%

Estimated allowed value reflects Medicare fee-for-service allowed amounts only. It does not include Medicare Advantage, commercial insurance, cash-pay services, or employment compensation.

Peers are grouped by the broader Internal Medicine classification rather than the exact subspecialty label shown elsewhere on the page.

Percentile distribution

Lowest-volume peersThis providerHighest-volume peers
0%10%20%30%40%50%60%70%80%90%+

Each bar represents a 10-point percentile band of peers by total Medicare services for Internal Medicine across the Rochester, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.

Observed service range: 11 to 6,379 total Medicare services.

Top Clinical Services

Full Record
NPI
1477500619
Entity Type
Individual
Last Name
Grieff
First Name
Marvin
Name Prefix
Dr.
Credential
M.D.
Mailing Street Address
1425 Portland Ave
Mailing City
Rochester
Mailing State
NY
Mailing ZIP Code
14621-3001
Mailing Country
US
Mailing Phone
(585) 922-0403
Mailing Fax
(585) 922-0455
Practice Street Address
1425 Portland Ave
Practice City
Rochester
Practice State
NY
Practice ZIP Code
14621-3001
Practice Country
US
Practice Phone
(585) 922-0403
Practice Fax
(585) 922-0455
Enumeration Date
May 30, 2006
Last Updated
July 29, 2014
Sex
Male
Sole Proprietor
No
Taxonomies
Nephrology Physician (207RN0300X)
Other Identifiers
01131126/RGH (NY), 02064946 (NY)