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Data Sources: Centers for Medicare & Medicaid Services (CMS), Medicare Provider Utilization and Payment Data
Disclaimer: This site is an independent journalism project. Data analysis and editorial content are not affiliated with or endorsed by CMS or any government agency. All spending figures are based on publicly available Medicare payment records.
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ยฉ 2026 OpenMedicare. Independent data journalism. Built by TheDataProject.ai

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Montgomery Surgery Center Limited Partnership
๐Ÿ”ช
Organization

Montgomery Surgery Center Limited Partnership

NPI: 1437120953
Rockville, MD
10 years of data
Ambulatory Surgical Center
$11.6M
Total Payments
11.1K
Beneficiaries
15.0K
Services
12.21x
Markup Ratio

Peer Comparison

97th
percentile in specialty
This provider$11.6M
Specialty median$657.1K

๐Ÿ“‹ Key Findings

1Billed $11.6M over 10 years
212.21x markup ratio (above median)
397th percentile in Ambulatory Surgical Center by payments
4Payments surged 77% in 2021
517 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $11.6M in total Medicare payments ranks in the 97th percentile of Ambulatory Surgical Center providers nationally.

Their average markup ratio of 12.21x is significantly above the specialty median of 6.1x.

Medicare payments to this provider grew 179% from 2014 to 2023.

62% of their billing comes from a single procedure code (66984 โ€” Removal of cataract with insertion of lens).

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Markup Ratio Over Time

๐Ÿ“ˆ

Notable: Payments increased 77% in 2021

Year-over-year payment surges can indicate changes in practice volume, new services, or billing pattern shifts.

Submitted Charges vs. Medicare Payments

Average per-service amounts submitted by the provider compared to what Medicare actually paid โ€” the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$5.3K$584.489.12x$4.7K$596.6K866649
2015$11.3K$786.4714.33x$10.5K$752.7K1.0K779
2016$13.2K$811.5316.31x$12.4K$843.5K1.1K848
2017$12.4K$1.1K11.75x$11.4K$965.5K1.3K952
2018$9.8K$850.9911.48x$8.9K$1.1M1.4K1.0K
2019$10.3K$840.8312.30x$9.5K$1.3M1.8K1.3K
2020$11.1K$925.0112.03x$10.2K$930.0K1.2K900
2021$12.4K$989.7112.52x$11.4K$1.6M2.1K1.5K
2022$14.3K$1.6K8.75x$12.6K$1.8M2.3K1.7K
2023$14.0K$1.5K9.31x$12.5K$1.7M1.9K1.4K

Top Procedures (20)

66984Removal of cataract with insertion of lensโš  13.3x markup
$7.1M
9.1K services$780.37/svc13.25x markup
67042Removal of membrane from the retina, pars plana approachโš  12.8x markup
$748.8K
515 services$1.5K/svc12.79x markup
66982Removal of cataract with insertion of lensโš  13.0x markup
$529.0K
662 services$799.13/svc13.00x markup
0191TInternal insertion of eye fluid drainage device
$518.4K
242 services$2.1K/svc2.32x markup
67036Removal of eye fluid (vitreous) between the lens and retinaโš  12.8x markup
$510.4K
348 services$1.5K/svc12.82x markup
67108Repair of detached retina and drainage of eye fluid between lens and retinaโš  12.8x markup
$317.1K
215 services$1.5K/svc12.75x markup
49505Repair of groin hernia patient age 5 years or olderโš  13.8x markup
$268.6K
241 services$1.1K/svc13.81x markup
27447Replacement of knee joint, both sides of kneeโš  6.5x markup
$234.7K
32 services$7.3K/svc6.53x markup
C9447Injection, phenylephrine and ketorolac, 4 ml vial
$192.3K
533 services$360.85/svc1.32x markup
67040Laser destruction of eye fluid (vitreous) between the lens and retinaโš  13.4x markup
$184.7K
132 services$1.4K/svc13.39x markup
65820Incision to improve eye fluid flowโš  7.2x markup
$130.8K
86 services$1.5K/svc7.19x markup
66821Removal of recurring cataract in lens capsule using laserโš  12.9x markup
$106.4K
546 services$194.85/svc12.92x markup
64483Injections of anesthetic and/or steroid drug into lower or sacral spine nerve root using imaging guidanceโš  14.2x markup
$104.1K
378 services$275.42/svc14.24x markup
J1097Phenylephrine 10.16 mg/ml and ketorolac 2.88 mg/ml ophthalmic irrigation solution, 1 ml
$93.2K
1.3K services$74.23/svc1.33x markup
67041Removal of membrane from the retinaโš  15.1x markup
$82.2K
66 services$1.2K/svc15.05x markup
27130Replacement of thigh bone and hip joint with prosthesisโš  3.3x markup
$79.6K
11 services$7.2K/svc3.28x markup
66991Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eyeโš  4.3x markup
$75.6K
29 services$2.6K/svc4.32x markup
66986Exchange of lens prosthesisโš  23.3x markup
$66.0K
146 services$452.29/svc23.26x markup
67039Laser destruction of eye fluid (vitreous) between the lens and retinaโš  12.9x markup
$42.1K
29 services$1.5K/svc12.93x markup
67113Repair of detached retina and drainage of eye fluid between lens and retinaโš  13.0x markup
$40.3K
28 services$1.4K/svc13.03x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
66984Removal of cataract with insertion of lens9.1K$7.1M$780.3713.25x
67042Removal of membrane from the retina, pars plana approach515$748.8K$1.5K12.79x
66982Removal of cataract with insertion of lens662$529.0K$799.1313.00x
0191TInternal insertion of eye fluid drainage device242$518.4K$2.1K2.32x
67036Removal of eye fluid (vitreous) between the lens and retina348$510.4K$1.5K12.82x
67108Repair of detached retina and drainage of eye fluid between lens and retina215$317.1K$1.5K12.75x
49505Repair of groin hernia patient age 5 years or older241$268.6K$1.1K13.81x
27447Replacement of knee joint, both sides of knee32$234.7K$7.3K6.53x
C9447Injection, phenylephrine and ketorolac, 4 ml vial533$192.3K$360.851.32x
67040Laser destruction of eye fluid (vitreous) between the lens and retina132$184.7K$1.4K13.39x
65820Incision to improve eye fluid flow86$130.8K$1.5K7.19x
66821Removal of recurring cataract in lens capsule using laser546$106.4K$194.8512.92x
64483Injections of anesthetic and/or steroid drug into lower or sacral spine nerve root using imaging guidance378$104.1K$275.4214.24x
J1097Phenylephrine 10.16 mg/ml and ketorolac 2.88 mg/ml ophthalmic irrigation solution, 1 ml1.3K$93.2K$74.231.33x
67041Removal of membrane from the retina66$82.2K$1.2K15.05x
27130Replacement of thigh bone and hip joint with prosthesis11$79.6K$7.2K3.28x
66991Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eye29$75.6K$2.6K4.32x
66986Exchange of lens prosthesis146$66.0K$452.2923.26x
67039Laser destruction of eye fluid (vitreous) between the lens and retina29$42.1K$1.5K12.93x
67113Repair of detached retina and drainage of eye fluid between lens and retina28$40.3K$1.4K13.03x

Markup Analysis

Charge-to-Payment Ratio

12.21x

This provider submits charges 12.21 times higher than what Medicare actually pays.

What This Means

A markup ratio of 12.21x means for every $100 Medicare pays, this provider initially charges $1221. This is higher than the national average.

Location

Rockville, MD

Provider Verification

Always verify provider credentials and location before scheduling appointments. This data reflects Medicare payments and may not include all practice locations.

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Data Sources

  • โ€ข Centers for Medicare & Medicaid Services (CMS)
  • โ€ข Medicare Provider Utilization and Payment Data (2014-2023)
  • โ€ข National Plan and Provider Enumeration System (NPPES)

Last Updated: February 2026 (data through 2023, the latest CMS release)

Note: All data is from publicly available Medicare records. OpenMedicare is an independent journalism project not affiliated with CMS.

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